Answer:
Each B cell produces a single species of antibody, each with a unique antigen-binding site
Explanation:
If you gave a little more information i could help you... which statements? is this a multiple choice?
Answer:
A mountain range is larger, and may have lots of peaks not joined as in a ridge. A mountain range refers to an area that contains several geographically similar mountains.
Credit: peterf
Its a yes or no question and I think the answer is no
Answer:d. allow water to cross the plasma membrane via facilitated diffusion
Explanation:yeah