

MCQOPTIONS
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1. |
What is the common in AIDS, mumps and poliomyelitis? |
A. | Young children get affected most readily |
B. | No effective vaccine has yet been developed for them |
C. | These are caused by viruses |
D. | Their germs can be transmitted through blood transfusions |
Answer» D. Their germs can be transmitted through blood transfusions | |