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  • Several workers stuck in a coal mine in Assam

    Why in the News?

    Recently nine workers were trapped in an illegal coal mine in Assam’s Dima Hasao district.

    What is Rat Hole Mining?

    • Rat hole mining is a form of illegal mining prevalent in northeastern India, particularly in Assam. It involves creating small tunnels or “rat holes” to extract coal, typically done by hand without proper safety measures or regulations.
    • This method is dangerous due to its unregulated nature, leading to frequent accidents, including flooding and collapses.
    • The mines are often poorly ventilated and can be highly unstable.

    What are the Current Laws and Regulations Related to Mining in India?

    • Constitutional Provisions: Mining and minerals are listed under both the Union List and State List in Schedule VII of the Constitution, granting regulatory powers to both the Central and State governments.
    • Key Legislations: Major laws governing mining include the MMDR Act, 1957 for regulation and development, the Coal Mines (Special Provisions) Act, 2015 for coal management, the Environment Protection Act, 1986 for environmental clearances, and the Mines Act, 1952 for miners’ safety and welfare.
    • Regulatory Bodies: The Ministry of Coal formulates coal policies, the Directorate General of Mines Safety (DGMS) enforces safety standards, and State Mining Departments manage state-level operations.
    • Supreme Court Directives: The Supreme Court banned rat-hole mining in Meghalaya in 2014, emphasizing the need for environmental clearances and the adoption of scientific and sustainable mining practices.

    What are the present Issues with Rat-Hole Mining?

    • Safety Concerns: The lack of safety measures in rat hole mining poses significant risks to miners. Accidents are common, as evidenced by the recent tragedy in Assam where miners were trapped due to flooding caused by inadequate infrastructure.
    • Environmental Impact: Rat hole mining contributes to severe environmental degradation, including deforestation and soil erosion. The unregulated extraction of minerals disrupts local ecosystems.
    • Regulatory Failures: There are systemic failures in enforcing mining laws. Opposition parties have criticized the government for allowing illegal mining activities to flourish, suggesting collusion between officials and miners. This has raised questions about accountability and governance in the region.

    Way forward: 

    • Strengthen Enforcement and Regulation: Ensure strict implementation of existing mining laws to conduct regular inspections, and establish accountability for illegal mining activities through penalties and prosecution of violators.
    • Promote Sustainable Livelihoods: Develop alternative livelihood opportunities for communities dependent on rat-hole mining, along with awareness campaigns on environmental and safety concerns, to reduce reliance on illegal mining practices.

    Mains PYQ:

    Q Coastal sand mining, whether legal or illegal, poses one of the biggest threats to our environment. Analyse the impact of sand mining along the Indian coasts, citing specific examples. (UPSC IAS/2019)

  • What is a Polar Vortex?

    What is a Polar Vortex?

    Why in the News?

    The United States is facing severe winter storms as the polar vortex is expanding southward from the Arctic and driving temperatures as low as -50°C (-60°F).

    What is a Polar Vortex?

    • The polar vortex is a band of fast-moving air that traps cold Arctic air within the Polar Regions.
    • It is a natural atmospheric phenomenon, typically spinning in a counter-clockwise direction around the North Pole.
    • Wind speeds in the polar vortex can reach up to 250 km/h (155 mph).
    • Causes of a Polar Vortex:
    1. Stable State: Under normal conditions, the polar vortex remains strong and well-contained within the Arctic Circle, keeping frigid air confined to the Polar Regions.
    2. Weakened State:
    • The vortex weakens when rising warm air from the lower atmosphere disrupts its circular flow, allowing Arctic air to spill southward.
    • Factors contributing to a weakened state include: Significant weather patterns (e.g., powerful winds in mountainous regions); Changes in tropical climate systems or sea surface temperatures. Climate change causing uneven warming, especially at the poles..

    What are its types?

    1. Tropospheric Polar Vortex:
    • It occurs in the lowest atmospheric layer (troposphere) where most weather phenomena take place.
    • Typically results in milder weather across northern latitudes.
    1. Stratospheric Polar Vortex:
    • Forms 16–48 km above the Earth’s surface in the Stratosphere.
    • Stronger and more stable but can weaken due to disruptions, leading to southward extensions of Arctic air.
    • It emerges in autumn and dissipates by spring each year.

  • What is Selective Gene Silencing?

    Why in the News?

    Researchers at Columbia University found that cells can selectively switch off one parent’s copy of a gene. This may explain why some people with harmful mutations remain symptom-free, and it could lead to new diagnostic and therapeutic approaches for genetic disorders.

    Researchers at Columbia University found that cells can selectively switch off one parent's copy of a gene. This may explain why some people with harmful mutations remain symptom-free, and it could lead to new diagnostic and therapeutic approaches for genetic disorders.

    About the Selective Silencing Mechanism:

    • Selective gene silencing refers to the process where cells inactivate one parent’s copy of a gene (either maternal or paternal), resulting in an unequal contribution of the two gene copies to cellular function.
    • Previously thought to be rare, recent research reveals that this phenomenon is relatively common and plays a significant role in genetic variability, disease progression, and individual health outcomes.
    • Key Features:
      • Inactivation can vary between different cell types (e.g., immune cells and kidney cells).
      • The process is dynamic and may change over time, adding complexity to how genes function in the body.
      • Approximately 1 in 20 active genes in some immune cells exhibit this selective bias.
    • Implications for Health:
      • This mechanism helps explain why individuals carrying the same disease-causing mutation can have vastly different symptom severities.
      • It shifts the understanding of genetic diseases, emphasizing the importance of dynamic gene activity patterns alongside static genetic codes.
      • The discovery opens up opportunities for novel diagnostic and therapeutic approaches by focusing on gene expression rather than genetic sequences.

    What are its significant applications?

    • Selective Gene Manipulation: Therapies could be developed to activate healthy gene copies while suppressing diseased ones, offering a less invasive alternative to traditional genetic editing.
    • Improved Understanding of Diseases: Selective gene silencing explains variability in conditions like lupus and cancer, revealing why some individuals remain symptom-free.
    • Precision Medicine: By identifying individual patterns of gene expression, personalized treatment options become possible, reducing the need for one-size-fits-all approaches.
    • Early Interventions: Recognizing at-risk but asymptomatic individuals allows healthcare providers to implement preventive measures and potentially delay disease onset.
    • Protein-Based Therapies: Focusing on selective gene activity aids in detecting and differentiating disease-related proteins from healthy ones, paving the way for targeted, protein-specific drugs.

    PYQ:

    [2014] Consider the following techniques/phenomena:

    1. Budding and grafting in fruit plants
    2. Cytoplasmic male sterility
    3. Gene silencing

    Which of the above is/are used to create transgenic crops?

    (a) 1 only

    (b) 2 and 3

    (c) 1 and 3

    (d) None

  • Ministry of Defence declares 2025 as ‘Year of Reforms’

    Why in the News?

    The Ministry of Defence (MoD) has declared 2025 as the ‘Year of Reforms’, marking a significant step in modernizing India’s Armed Forces.

    Nine Broad Areas Listed for the ‘Year of Reforms’

    • Integrated Theatre Commands (ITCs): Enhance jointness and resolve inter-service disagreements for effective ITC implementation.
    • Emerging Domains and Technologies: Prioritize cybersecurity, AI, ML, hypersonics, and robotics, and develop tactics for future warfare.
    • Operational Collaboration: Strengthen inter-service cooperation through shared training and joint operational capabilities.
    • Acquisition Reforms: Simplify procedures to expedite procurement and facilitate technology transfers via public-private partnerships.
    • Public-Private Partnerships: Encourage collaboration between the defence sector and industries to foster innovation.
    • Civil-Military Coordination: Break silos to eliminate inefficiencies and optimize resources.
    • Defence Exports: Position India as a global defence exporter, promoting R&D and partnerships with foreign OEMs.
    • Veterans’ Welfare: Optimize welfare measures for veterans and leverage their expertise.
    • Cultural Pride: Promote indigenous capabilities and instil pride in Indian culture alongside adopting modern military practices.

    Key Initiatives for Defence Modernization in India

    • Acquisition of Advanced Weaponry: Rafale jets (36 inducted, 26 more planned) enhance air power; S-400 air defence systems provide long-range protection; Arjun Mk-1A tanks boost indigenous capability and firepower.
    • Indigenous Development: LCA Tejas replaces ageing fighter jets and supports air-to-air refuelling; INS Arihant, India’s first nuclear-powered ballistic missile submarine, strengthens underwater deterrence.
    • Technological Advancements: Network-centric warfare improves situational awareness (e.g., Project Sanjay, E-Sitrep); AI and robotics enhance intelligence, surveillance, and reconnaissance; cyber warfare capabilities grow under the National Cyber Security Policy.
    • Defence Production and Export: Domestic production reached a record ₹1.27 lakh crore in 2023–24, emphasizing indigenisation; exports hit $2.63 billion, supplying markets like Vietnam and the Philippines.
    • Strategic Infrastructure: Border security efforts include the Comprehensive Integrated Border Management System and Border Infrastructure Management, improving troop mobility and safeguarding boundaries.

    PYQ:

    [2014] Foreign Direct Investment (FDI) in the defence sector is now set to be liberalized: What influence this is expected to have on Indian defence and economy in the short and long run?

  • Home Minister launches ‘Bharatpol’ for international police assistance

    bharatpol

    Why in the News?

    Union Home Minister Amit Shah launched Bharatpol, a groundbreaking portal developed by the Central Bureau of Investigation (CBI).

    What is Bharatpol?

    • Bharatpol is a unified digital platform designed to enhance collaboration between Indian law enforcement agencies and Interpol, which connects police forces across 195 member countries.
    • It simplifies international police cooperation, replacing outdated modes of communication like letters and faxes with real-time digital tools.
    • Goal: Equip Indian law enforcement agencies with modern technology and techniques to track fugitives and address global crime challenges.
    • Why was it developed?
      • Rising transnational crimes necessitate real-time international assistance.
      • Facilitates faster investigations into crimes such as cybercrime, drug trafficking, organized crime, and online radicalization.
    • Features of Bharatpol:
      • Integrates CBI’s role as Interpol’s National Central Bureau (NCB-New Delhi)
      • Simplified Request Mechanism
      • Rapid Information Dissemination
      • Utilization of Interpol Notices
      • Capacity Building and Training

    Modules of Bharatpol:

    1. Connect: Acts as a digital extension of Interpol’s NCB-New Delhi, ensuring seamless and secure communication between Indian agencies and Interpol.
    2. INTERPOL Notices: Simplifies the process of issuing and managing Interpol Notices, ensuring swift action on international alerts.
    3. References: Streamlines the use of global criminal data, enabling faster investigations.
    4. Broadcast: Allows real-time sharing of requests and updates from Interpol’s 195 member countries.
    5. Resources: Facilitates the exchange of documents, training materials, and capacity-building resources.

    How does Bharatpol enhance Interpol’s functionality?

    • Bharatpol extends Interpol’s reach in India, connecting local police to global law enforcement networks.
    • It allows instant transmission of critical information, enhancing the efficiency of investigations and international cooperation.
    • It simplifies the process for Indian agencies to access Interpol’s 19 databases on crimes, criminals, and stolen assets.
    • It ensures a structured approach to tracking fugitives and resolving international cases.

  • NITI Aayog completes 10 years

    Why in the News?

    NITI Aayog, the premier policy think tank of the Government of India, celebrates a significant milestone as it completes 10 years since its establishment.

    What are the roles and functions of NITI Aayog?

    NITI Aayog, established in 2015, serves as the premier policy think tank of the Government of India. Its primary roles and functions include:

    • Policy Formulation: NITI Aayog is responsible for formulating strategic and long-term policies aimed at promoting sustainable development across various sectors.
    • Coordination: It coordinates the efforts of central ministries, state governments, and other stakeholders to ensure effective implementation of government schemes and initiatives.
    • Monitoring and Evaluation: The organization monitors the progress of various developmental programs and evaluates their effectiveness, particularly in relation to the Sustainable Development Goals (SDGs).
    • Data Collection and Analysis: NITI Aayog collects and analyzes data to inform policy decisions, including the development of the SDG India Index which tracks progress across states.

    What are the key differences between the Planning Commission and NITI Aayog?

    Feature Planning Commission NITI Aayog
    Formation Established in 1950 Established in 2015
    Mandate Centralized planning and allocation of funds Policy advisory and coordination
    Approach Top-down approach Bottom-up approach
    Funds Allocation Had the power to allocate funds to states No fund allocation powers
    Federalism Limited state participation Emphasis on cooperative federalism
    Focus Five-year plans Dynamic and flexible strategy formulation
    Structure Static, hierarchical Dynamic, with active participation from stakeholders

    Why did the Government replace the Planning Commission with NITI Aayog?

    • Need for a Modern Approach: The Planning Commission’s top-down, centralized model was considered outdated in the context of India’s diverse and evolving socio-economic landscape.
      • NITI Aayog was established to adopt a more flexible, bottom-up approach that encourages participation from states and local governments, reflecting the need for tailored solutions to regional challenges.
    • Cooperative Federalism: NITI Aayog aims to foster cooperative federalism by promoting collaboration between the central and state governments.
      • This contrasts with the Planning Commission, where states had limited input and were often treated as passive participants in the planning process.
    • Focus on Strategic Input: NITI Aayog is designed to serve as a think tank that provides strategic guidance and policy recommendations rather than merely allocating resources. This shift allows for a more dynamic response to economic needs and aspirations of the populace.
    • Enhanced Stakeholder Engagement: The establishment of NITI Aayog followed extensive consultations with various stakeholders, including state governments, domain experts, and the public. This inclusive approach is intended to ensure that policies are relevant and effective.
    • Relevance in a Globalized Economy: With India’s integration into the global economy, there was a recognized need for an institution that could adapt to changing economic conditions and promote competitive federalism rather than a one-size-fits-all planning model.

    What is the 2030 and 2035 NITI Aayog roadmap?

    NITI Aayog has outlined a comprehensive roadmap aimed at achieving sustainable development goals by 2030 and establishing a long-term vision for 2035. This roadmap encompasses various sectors, including energy, health, and technology. 

    Goals for 2030

    • Energy Transition: NITI Aayog aims to ensure that India meets 50% of its energy requirements from renewable sources by 2030. This includes achieving a non-fossil energy capacity of 500 GW and reducing carbon emissions by one billion tonnes during the same period.
    • Public Health Enhancement: The focus is on strengthening public health surveillance systems to be more inclusive, covering non-communicable diseases and environmental conditions.
    • Sustainable Development Goals (SDGs): NITI Aayog is committed to aligning national policies with the SDGs, ensuring that developmental strategies are integrated with global sustainability targets, particularly in areas such as poverty alleviation, education, and gender equality.

    Vision for 2035

    • Long-term Economic Growth: The Vision Document for 2035 emphasizes creating a roadmap that focuses on economic growth while ensuring social equity and environmental sustainability. This involves leveraging technology and innovation to drive inclusive growth across various sectors.
    • Energy Security: The 2035 vision includes comprehensive strategies for energy access, affordability, reliability, and security, addressing both current challenges and future needs in the energy sector.
    • Artificial Intelligence (AI) Integration: NITI Aayog plans to harness AI technologies across sectors such as healthcare, agriculture, education, and urban infrastructure to improve efficiency and service delivery.

    What are the challenges? 

    • Data Management: Effective implementation of the roadmap requires robust data collection and management systems to monitor progress accurately and inform policy decisions.
    • Inter-State Disparities: Addressing inequalities among states in terms of resource allocation and development outcomes is crucial for achieving national goals.
    • Funding and Resources: Securing adequate funding for ambitious projects aimed at renewable energy expansion, public health improvements, and technological advancements poses a significant challenge.
    • Capacity Building: Developing the necessary skills and expertise within the workforce to implement new technologies and strategies effectively is essential for success.

    Way forward: 

    • Strengthen Institutional Capacity: Enhance data infrastructure, governance frameworks, and inter-state coordination to address disparities and improve policy implementation.
    • Foster Public-Private Collaboration: Leverage partnerships with the private sector to secure funding, drive innovation, and scale renewable energy, public health, and technology initiatives.

    Mains PYQ:

    Q How are the principles followed by NITI Aayog different from those followed by the erstwhile planning commission in India? (UPSC IAS/2018)

  • India’s Coffee Export surpasses USD 1 Billion for first time

    Why in the News?

    India’s coffee exports in the 2024 calendar year witnessed a significant growth of 45% in dollar terms, reaching an all-time high of $1.684 billion, compared to $1.160 billion in 2023.

    Coffee Production in India

    • Coffee was introduced to India in 1600s by Baba Budan, who planted seven seeds in Chikmagalur, Karnataka.
    • Karnataka is the largest producer, contributing 70% of the total, followed by Kerala and Tamil Nadu.
    • Over 70% of India’s coffee production is exported, making India the 8th largest coffee exporter globally.
    • Coffee thrives in tropical to semi-tropical climates with temperatures of 16°–28°C and annual rainfall of 150–250 cm.
    • The plant grows best on well-drained slopes with laterite soils, especially in Karnataka.
    • Major varieties cultivated include Arabica, Robusta, and Liberica. Arabica has a higher market value due to its mild aromatic flavor.
    • The Coffee Board of India plays a crucial role in promoting the Indian coffee industry by focusing on export promotion, domestic market development, and improving production and quality standards.

    Note:

    • The Coffee Board of India was established in 1942 under the Ministry of Commerce and Industry.
    • It is headquartered in Bangalore and consists of 33 members, including a Chairman appointed by the Government of India.
    • Initially, it managed the pooled supply and marketing of coffee until 1995. After economic liberalization, coffee marketing became a private-sector activity.

    Reasons for growth

    • Coffee prices reached record highs in 2024 due to poor weather conditions in major coffee-producing nations like Brazil and Vietnam, leading to increased global demand for Indian coffee.
    • The anticipated rollout of European Union Deforestation Regulation (EUDR) norms prompted advance purchases by European buyers, including roasters and traders, boosting demand for Indian coffee exports.
    • A 37% increase in unit value per tonne enhanced the overall export revenue, driven by higher global prices and better quality of Indian coffee.
    • Efforts to strengthen relationships with traditional buyers (e.g., Italy, Germany) while expanding to emerging markets (e.g., UAE) helped diversify export destinations and increase overall volumes.

    PYQ:

    [2010] Though coffee and tea both are cultivated on hill slopes, there is some difference between them regarding their cultivation. In this context, consider the following statements:

    1. Coffee plant requires a hot and humid climate of tropical areas whereas tea can be cultivated in both tropical and subtropical areas.
    2. Coffee is propagated by seeds but tea is propagated by stem cuttings only.

    Which of the statements given above is/are correct?

    (a) 1 only

    (b) 2 only

    (c) Both 1 and 2

    (d) Neither 1 nor 2

  • Rudra High-Performance Green Propulsion System

    Why in the News?

    Bellatrix Aerospace, the Bengaluru-based space startup, has announced a significant milestone with the successful demonstration of its Rudra High-Performance Green Propulsion System during the PSLV C-60 mission, onboard the POEM-4 platform.

    About Rudra 1N System:

    • The Rudra 1N System is an advanced green mono-propellant propulsion system developed by Bellatrix Aerospace, a Bengaluru-based space technology start-up.
    • It is a cutting-edge solution for space propulsion, designed to enhance efficiency, precision, and sustainability in satellite and space platform operations.
    • Features and Significance:
      • Demonstrated a 1.4-degree/sec disturbance on the Yaw axis and an 80-degree angular rotation during its operational tests, highlighting its precise manoeuvering capabilities.
      • Utilizes a non-toxic, environmentally friendly propellant to minimize ecological impact during space missions.
      • Offers a cleaner alternative to traditional chemical propulsion systems.
      • Entirely designed and manufactured in-house, showcasing Bellatrix Aerospace’s technological independence.
      • Suitable for a variety of satellite sizes and mission profiles, offering scalability.

    About the PSLV Orbital Experimental Module (POEM-4)

    • POEM-4 is a platform developed by ISRO that repurposes the spent 4th stage of the Polar Satellite Launch Vehicle (PSLV) into a functional orbital laboratory.
    • It enables cost-effective research in space by hosting various scientific and technological experiments in microgravity.
    • It utilizes the fourth stage of the PSLV rocket as a stable microgravity testbed.
    • It supports diverse experiments, such as studying plant growth, bacterial behavior, and other space phenomena.
    • It thus maximizes the utility of what would otherwise become space debris.
    • POEM-4 was launched aboard the PSLV-C60 rocket, also known as the SpaDeX (Space Docking Experiment) mission.

  • What is Net-Zero Banking Alliance (NZBA)?

    Why in the News?

    Several major US banks have recently withdrawn from the Net-Zero Banking Alliance (NZBA), raising concerns about the banking sector’s commitment to combating climate change.

    What is Net-Zero Banking Alliance (NZBA)?

    • Established as a bank-led, UN-convened initiative, the NZBA commits members to align their lending, investment, and capital market activities with achieving net-zero greenhouse gas (GHG) emissions by 2050.
    • It is a part of the UNEP Financial Initiative’s Principles for Responsible Banking, serving as a climate accelerator.
    • NZBA retains 142 members from 44 countries, with 80 European banks representing the majority of the alliance’s $64 trillion in assets.
    • No Indian banks are signatory to this NZBA.
    • Structural Mandate:
      • Overseen by a Steering Group representing diverse geographies and business models.
      • Supported by the UNEP FI Secretariat and governed under documents updated in August 2023 and March 2024.
    • Commitments of Member Banks:
      • Transition operational and portfolio emissions to align with net-zero pathways.
      • Set 2030 targets (or sooner) within 18 months of joining and establish intermediate targets every five years.
      • Publish annual reports on absolute emissions and emissions intensity.

    What is the Net-Zero Greenhouse Gas (GHG) Emissions Target by 2050?

    • Net-zero greenhouse gas (GHG) emissions by 2050 refer to achieving a balance between the amount of GHGs emitted into the atmosphere and the amount removed or offset by natural or technological means.
    • This target is critical for limiting global warming to 1.5°C above pre-industrial levels, as outlined in the Paris Agreement.

    About the Glasgow Financial Alliance for Net Zero (GFANZ)

    • The GFANZ is a global coalition of leading financial institutions committed to accelerating the transition to a net-zero economy and achieving net-zero GHG emissions by 2050.
    • It was established in April 2021 in the lead-up to the COP26 climate summit in Glasgow.
    • Membership comprises over 550 financial institutions across 50 countries.
      • Includes banks, insurers, asset managers, and other financial players managing a combined $150 trillion in assets.
    • It is chaired by Mark Carney, former Governor of the Bank of England and current UN Special Envoy for Climate Action and Finance.
    • It is supported by global initiatives like the UN Race to Zero campaign and other financial alliances.

    PYQ:

    [2016] The term ‘Intended Nationally Determined Contributions’ is sometimes seen in the news in the context of:

    (a) Pledges made by the European countries to rehabilitate refugees from the war-affected Middle East.

    (b) Plan of action outlined by the countries of the world to combat climate change.

    (c) Capital contributed by the member countries in the establishment of the Asian Infrastructure Investment Bank.

    (d) Plan of action outlined by the countries of the world regarding Sustainable Development Goals.

  • Nanopore Technology

    Why in the News?

    Researchers at the University of California, have developed a nanopore-based diagnostic tool capable of detecting illnesses more quickly and accurately by analyzing signals from individual molecules.

    What is the Nanopore-Based Tool?

    • The Nanopore-Based Tool is a groundbreaking innovation developed by UC Riverside scientists for disease diagnostics.
    • It leverages nanopores, which are tiny openings capable of detecting individual molecules like DNA and proteins.
    • By measuring electrical signals generated as molecules pass through the nanopore, the tool enables ultra-sensitive and precise detection of illnesses.

    How does it Work?

    • Biological samples mixed with salts are introduced into the system.
    • Salts dissociate into ions, creating a flow through the nanopore.
    • As a DNA or protein molecule passes through the nanopore, it blocks the flow of ions.
    • This blockage reduces the flow, creating electrical signals.
    • The system measures the reduction in ion flow to identify the molecule.
    • Advanced circuitry accounts for missed signals, ensuring precise detection.
    • Nanopores filter out background noise, unlike traditional systems that require external filters, preserving critical data for accurate diagnostics.

    Significance and Features of Nanopore Technology

    • It helps detect infections within 24 to 48 hours, much faster than traditional methods.
    • It is crucial for fast-spreading diseases, enabling timely intervention.
    • It captures signals from single molecules, eliminating the need for large biological samples.
    • It could revolutionize home testing and clinic-based diagnostics.
    • It helps Identify subtle differences in proteins, aiding in personalized treatment plans.
    • It promotes deeper understanding of how proteins impact health and disease.
    • It paves the way for single-molecule protein sequencing, offering insights beyond DNA sequencing.

    PYQ:

    [2015] With reference to the use of nanotechnology in health sector, which of the following statements is/are correct?

    1. Targeted drug delivery is made possible by nanotechnology.

    2. Nanotechnology can largely contribute to gene therapy.

    Select the correct answer using the codes given below:

    (a) 1 only

    (b) 2 only

    (c) Both 1 and 2

    (d) Neither 1 nor 2