The
Thymocyte progenitors enter the subcapsular region of the thymus as
double-negative cd3- t cells where the double negative refers to lack of
cluster determinants CD4 and CD8. Double-negative cd3- t cells exist as small population
that is 1%-5% of lymphocytes in the lymphoid organs and peripheral blood of
humans and normal rodents.
Answer:
A stream channel is the physical confine of a stream consisting of a bed and stream banks. Stream channel development is controlled by both the water and sediment movement.
Condensation is the process<span> by which </span>water vapor<span> in the air is changed </span><span>into liquid water</span>
I’m pretty sure the answer is A because carbon dioxide causes a solution to turn yellow and a solution that indicates no carbon dioxide would be blue instead of green.
