Answer:
The answer is actually B) Memory T. Memory T cells rapidly produce large numbers of effector T-cells when re-exposed to their antigens, which provides the immune system memory against past infections.
Time of day, Wind Patterns, and Weather
Explanation:
Generation time is the time taken for a cell population to double in numbers and thus equivalent to the average length of the cell cycle.
Diffusion. It follows the concentration gradient, moving from high to low.
