Which is required for both anaerobic respiration and aerobic respiration?
a. oxygen
b. water
c. mitochondria
d. glucose

Suppose you are provided with an actively dividing culture of e. coli bacteria to which radioactive thymine has been added. what would happen if a cell replicates once in the presence of this radioactive base?

Choose the diagram that best represents a habitat corridor explain your choice.

The basic kind of life cycle found in the simplest animals is: haplontic or diplontic