What would be most likely to happen if some of the proteins in one of the photosystem were to change shape due to a rise in cell ph?

a. an increase in the o2 absorbed by the cell
b. a decrease in the formation of chlorophyll
c. a decrease in the formation of atp
d. an increase in the co2 absorbed by the cell

The earth's polarity has switched many times through history as evidence by what wh the earth clorets he has switched many times throughout history as evidence by what

In natural selection, what is actually “selected? ” a) alleles are directly selected b) genotypes are directly selected c) phenotypes are directly selected d) entire populations are directly selected

Atypical human cell is approximately 12.00 μm in diameter and enclosed by a membrane that is 5.000 nm thick. (a) what is the volume of the cell including the membrane? (b) what is the volume of the cell membrane? (c) what percent of the total volume does its membrane occupy? to simplify the calculations, model the cell as a sphere. enter your answers using four significant figures.