Why do cells allocate valuable energy to drive the sodium-potassium pump?
A. To convert chemical energy for use
B. To produce glucose
C. To maintain homeostasis
D. To test membrane permeability

Drag the tiles to the correct boxes to complete the pairs. match the nitrogenous base of dna with its complement.

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.

Explain the significance of meiosis in sexual reproduction