A chemical known as 5 bromouracil causes a mutation that results in the mismatching of molecular bases in DNA. The offspring of organisms exposed to bromouracil can have mismatched DNA if the mutation occurs in all the body cells of both parents
only the nerve cells of the father
the gametes of either parent
the skin cells of the mother

Some birds look for food near cattle and other livestock. the movement of the cattle churns up the ground, making insects available to the birds. the cattle appear to be unaffected by the presence of the birds. what kind of relationship exists between the birds and the cattle? o a. parasitism o b. commensalism o c. predation o d. mutualism

Advances in technology have enabled scientists and researchers to better study the evolutionary relationships between species

Give three examples of plant activities that are affected by circadian rhythms and natural fluctuations in the length of daylight?