UPSC Civil Services Prelims 2020
Question 53 of 70Science
With reference to carbon nanotubes, consider the following statements: 1. They can be used as carriers of drugs and antigens in the human body. 2. They can be made into artificial blood capillaries for an injured part of the human body. 3. They can be used in biochemical sensors. 4. Carbon nanotubes are biodegradable. Which of the statements given above are correct?
A1 and 2 only
B2, 3 and 4 only
C1, 3 and 4 only
D1, 2, 3 and 4
Correct Answer
The correct answer is hidden
Explanation
41 words hidden ... are also discussed in contexts involving degradability under certain biological or chemical conditions. The artificial ... 38 words hidden