Answer:
If cells do not work together, the organism would die.
Explanation:
The branch of biology that deals with the relations of organisms to one another and to their physical surroundings.
Answer:
RNA is usually synthesized from DNA.
This is because the GP120 protein
of the HIV virus that forms the ‘knob’ is
essential for the infection of CD4 cells
of the immune system by the virus. The glycoprotein is, therefore, a good
target for vaccines especially since the
molecule is highly conserved because most mutations in the region could be highly deleterious to the virus.
