Answer:
True
Explanation:
B cells are B lymphocytes and are one of the types of white blood cells. Their main role is in the acquired immune system in which they help in the humoral immune response of the body by the secretion of antibodies. The maturation of the B cells occurs in the bone marrow in mammals. But in birds, these cells mature in an organ named bursa of Fabricius which is a lymphoid organ in birds. These B cells were first isolated form the bursa of Fabricius of the birds.
B
The answer is B because,If the the water concentration of sugar particles is greater than that of the medium(the medium is a hypertonic solution) the number of sugar molecules diffusing out will be more than than that entering and the cell will shrink and shrived due to osmosis
Answer:
A
Areas at high elevations have cooler temperatures.
Echinoderms do not spend time caring for their young ones.
They reproduce by sexual means, that is the combination of genetic materials from two separate individuals (male and female). The males provide the sperm and the females provide the eggs for reproduction. The sperms and eggs are propagated into water column, and fertilization takes place in the open water. Echinoderms commonly, leave their eggs and provide no parental care to the eggs. They don't take care of their young ones at all, however, some sea urchins incubates their eggs in special little pouches.
There are choices for this question, namely:
<span>chemical name
generic name
brand name
research name
</span>
The correct answer is "brand name". The brand name is the name of the drug that is tied to the specific manufacturer. The generic name of the drug is the approved name of the drug which corresponds to its drug class and specific mode of actions. The chemical name, as the name suggests, comprise of the detailed chemical makeup of the drug.
