When a cell is preparing to divide, it should not manufacture a protein that will cause it to divide early. The need for cells to follow a certain order during division is the reason cells- A) Regulate gene expression
B) divide very slowly
C) Do Not manufacture enzymes to divide proteins
D) signal protein Not to stimulate cell division

4.06 hc)a five-year review of threats to the southern resident orca population of the united states concluded that the top threats were prey availability, contaminants, and effects from recreational and whale watching vessels. further down the list are oil spills, disease, and effects from commercial vessels not targeting whales. how might this list be different if it were for transient whale populations, which have a larger average population size and live farther offshore in open waters? a)the transient population is more likely to be affected by contaminants. b)the transient population is less likely to be affected by whale watching vessels. c)the transient population is more likely to be affected by disease. d)the transient population is less likely to be affected by prey availability.

Adigestive system that is a series of tubes beginning at the mouth and ending at the anus is a digestive system.

In which situations is the principle of cross-cutting relationship useful in determining relative age?