What is the key concept addressed by the question?
What will be an ideal response?
The question is about hypotheses.
You might also like to view...
Which one of the following is a major difference between plants and animals?
A. Animals use sophisticated genetic programs to govern their development and day-to-day functions. Plants do not. B. Plant cells have evolved modifications of the plasma membrane that permit the transfer of information and molecules from one cell to another. Animal cells have not. C. Plants have a meshwork of extracellular molecules that provide structural support and that determine the shape of the cells. Animals do not. D. Animal cells are able to absorb large molecules across their plasma membrane. Plant cells are not.
. If this population of butterflies is in genetic
equilibrium, the frequency of the homozygous dominant genotype in the new generation will be a. p2. b. 2pq. c. p2 + q2. d. 490 AA. e. p2 and 490 AA.
A dehydrated runner drinks a lot of water after a race. They rehydrate because
A. the stomach and bloodstream are isotonic compared to each other. B. the bloodstream is hypotonic compared to the stomach. C. water will diffuse from a low to high concentration. D. the stomach is hypotonic compared to the bloodstream.
The plasma membrane Na+/K+-ATPase pump
A. is a symporter. B. is used to generate sodium and potassium gradients across the membrane. C. does not require ATP. D. is a pump for facilitated diffusion of K+ into the cell and Na+ out of the cell. E. is a pump for active transport of K+ out of the cell and Na+ into the cell.