HELP! NOW A. Sugar has a inhibitory effect on rates of metabolic processes.
B. The number of metabolic enzymes induced in a bacterium depends on the amount of sugar in the environment.
C. Sugar availability limits growth, because sugar supplies the bacterium's free energy.
D. Bacteria synthesize proteins at a rate that depends on the amount of carbon in their environment.

Which element is used in photosynthesis found in atmosphere and fixed by bacteria?

What would happen if the krill were removed from the food web

Which of the following statements is most likely correct about a rock belonging to the jurassic age and a rock belonging to the cambrian age? options: 1) they have identical fossils of organisms that have evolved over time. 2) both have animal fossils preserved in them due to weathering and erosion. 3) they contain different fossils because life on earth has changed through time. 4) the fossils in them were formed on the surface of earth due to exposure to sunlight.