Q. Which are correct: A. Computed tomography and magnetic resonance imaging detect cancers of internal organs. B. Chemotherapeutics drugs are used to kill non-cancerous cells. C. $\alpha$-interferon activate the cancer patients’ immune system and helps in destroying the tumour. D. Chemotherapeutic drugs are biological response modifiers. E. In the case of leukaemia blood cells counts are decreased. Choose the correct answer from the option given below:
A) B and D only
B) D and E only
C) C and D only
D) A and C only
Explanation
[Solution by Claude - not from source] A and C are correct. B is wrong (chemotherapy targets cancer cells), D is wrong ($\alpha$-interferon is a biological response modifier, chemotherapeutics are not) and E is wrong (leukaemia raises white cell counts). Answer (4).
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.