The question asks about the modes of transmission for venereal diseases. Let's analyze each option to determine the correct answer.
Explanation of Options:
Based on the analysis, the correct modes of transmission are transfusion of blood from an infected person and transmission from an infected mother to her foetus. Therefore, the correct answer is:
Correct Answer: (b) and (c) only
A constant voltage of 50 V is maintained between the points A and B of the circuit shown in the figure. The current through the branch CD of the circuit is :
The output (Y) of the given logic implementation is similar to the output of an/a …………. gate.
What is Microalbuminuria ?

In the above represented plasmid an alien piece of DNA is inserted at the EcoRI site. Which of the following strategies will be chosen to select the recombinant colonies?
HIV is a virus that attacks cells that help the body to fight infection and making a person more vulnerable to other infections and diseases. It is spread by contact with certain bodily fluids of a person with HIV. It is most commonly during the unprotected sex or when share injection or drugs equipment.
It is the late stage of HIV infection that occurs when the body’s immune system is badly damaged because of the virus.