Which of the following is a role of helper T cells?
A
to ingest pathogens
B
to destroy cells that have been infected by viruses
c
to activate B cells
D
to increase blood flow

it marks things for degradation via the proteasome. it alters there celluar location.

sorry to break it to ya but no one can answer your question it's just

jk but i am serious about the part that most people cant answer it beacuse you did not mention the section you are talking about. but it would if you added some detail and were a bit more specific.

b. climate change will cause an increase in biodiversity of all ecosystems.

hope this