which of the following statements best supports the claim that certain organelles within eukaryotic cells evolved from free-living prokaryotic cells?

One gene can influence trait(s). one trait can be determined by gene(s).

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

How will you manage your time to accomplish the necessary tasks both on the job and at home?