Study the diagram showing replication of HIV in humans and answer the

1.	Study the diagram showing replication of HIV in humans and answer the following questions accordingly: i. Write the chemical nature of the coat ‘A’. ii. Name the enzyme ‘B’ acting on ‘X’ to produce molecule ‘C’. Name ‘C’. iii. Mention the name of the host cell ‘D’ the HIV attacks first when it enters into the human body. iv. Name the two different cells that the new viruses ‘E’ subsequently attack.
Answer» i. Coat ‘A’ is made up of protein. ii. The enzyme ‘B’ is reverse transcriptase, ‘C’ is viral DNA. iii. The host cell ‘D’ is macrophage. iv. The new viruses ‘E’ subsequently attack macrophages and helper Tlymphocytes.

Study the diagram showing replication of HIV in humans and answer the following questions accordingly: i. Write the chemical nature of the coat ‘A’. ii. Name the enzyme ‘B’ acting on ‘X’ to produce molecule ‘C’. Name ‘C’. iii. Mention the name of the host cell ‘D’ the HIV attacks first when it enters into the human body. iv. Name the two different cells that the new viruses ‘E’ subsequently attack.

Answer»

i. Coat ‘A’ is made up of protein.

ii. The enzyme ‘B’ is reverse transcriptase, ‘C’ is viral DNA.

iii. The host cell ‘D’ is macrophage.

iv. The new viruses ‘E’ subsequently attack macrophages and helper Tlymphocytes.