Which of the following best describes the relationship between the structure of the cell membrane and its function? the cell membrane folds upon itself easily, which facilitates cellular reproduction by mitosis. the membrane is rigid and inflexible preventing the movement of substances across the cell membrane. the outer layer of the membrane is hydrophilic, which allows water to flow in and out of the cell easily to eliminate waste. the proteins that are embedded in the cell membrane act as channels to transport substances in and out of the cell.

Cladistics is a way of classifying organisms by examining the characteristics of their ancestors and descendants and depicting the relationships in a cladogram. which of the following best describes a challenge in classifying organisms this way? a. there are millions of species on earth, and a cladogram is not a practical means for classifying all of them. b. it is impossible to tell which organisms are most closely related to each other using a cladogram. c. cladograms are detail-oriented and do not provide a useful understanding of evolutionary relationships. d. there is a limited number of ways to organize the information, so most cladograms end up looking very similar.

What will happen if two of the base pairs of the stand of the dna are switched

The dense layer of connective tissue that surrounds an entire skeletal muscle is the