Q: What term describes precipitation that flows over the surface of the land? Choices: - waves - erosion - flood - runoff A:
runoff

(Question)
Q: All the genes in all the members of a population make up its what? Choices: - phenotype - diversity - longevity - gene pool A:
(Answer)
gene pool

Ques: Q: When the number of active receptors falls below that threshold, what happens to the cellular response? Choices: - it responds - it increases - it stabilizes - it ceases A:
Ans: it ceases

(Q).
Q: Cilia and flagella are extensions of what? Choices: - cell nucleus - protoplasm - cell wall - plasma membrane A:
(A).
plasma membrane

Ques:Q: What is the major source of water vapor in the atmosphere? Choices: - drift - sea - streams - ocean A:

Ans:ocean

Ques:Q: What are the primary cells of adaptive immune response? Choices: - erythrocytes - red blood cells - white blood cells - lymphocytes A:

Ans:
lymphocytes