Assertion (A): In the periodic table of chemical elements, electron affinity is always found to increase from top to bottom in a group.
Reason (R): In a group, the atomic radii generally increase from top to bottom.
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Science and Technology › AI
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Science and Technology › Biology,Human Physiology
Science and Technology › Biology,Human Physiology
Consider the following statements :
I. No virus can survive in/ocean waters.
II. No virus can infect bacteria.
III. No virus can change the cellular transcriptional activity in host cells.
Which of the statements given above are correct?Options
Answer
(D)
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Science and Technology › Biology,Human Physiology
With reference to monoclonal antibodies, consider the following:
I. They are man-made proteins.
II. They stimulate the patient’s immune system to fight the specific disease.
III. They are produced using animal cells only.
Which of the statements given above are correct?Options
Answer
(D)