C. h2o. The human body is made up of nearly 80% water
Answer:
Chromosome crossing over in prophase 1 where DNA segments are moved between the homologous pair.
Explanation:
The statement that best supports the claim is C.
The two regions of the lipid bilayer allow for selective permeability (very important for the membrane & overall cell)
Answer:
Antigens bind to B cells.
Interleukins or helper T cells costimulate B cells. In most cases, both an antigen and a costimulator are required to activate a B cell and initiate B cell proliferation.
B cells proliferate and produce plasma cells. ...
B cells produce memory cells
Explanation: