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
Given below are two statements:
Statement I: Transfer RNAs and ribosomal RNA do not interact with mRNA.
Statement II: RNA interference (RNAi) takes place in all eukaryotic organisms as a method of cellular defence.
In the light of the above statements, choose the most appropriate answer from the options given below:
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.