Which of these characteristics of the cell membrane best explains why it is effective at keeping water-based fluids separate inside and outside the cell? a.
the inner hydrophobic layer of the membrane

b.
the receptor proteins on the outside face of the membrane

c.
the carbohydrate tags on the outside face of the membrane

d.
the anchor proteins on the inside face of the membrane

3 points

QUESTION 39

Competition occurs between species when

Wich level of organization includes all the other levels or organizations

The image shows the evolution of a species of fish. a few fish from a population developed different social behaviors and evolved into different species. two fish according to the image, the fish underwent . the new species of fish had mating seasons that were different from that of the original fish. because of the differences in mating seasons, the fish underwent reproductive isolation. this mode of isolation would be .