How does the size of a cell's surface area change compared to its volume when the cell grows? a. the surface area remains constant as the volume changes. b. the surface area increases at the same rate the volume does. c. the surface area increases faster than the volume does. d. the surface area does not increase as fast as the volume does.

Which is an example of a population?

Temperatures in ponds and lakes vary by season. select the best answer from the choices provided t f

Which of the following best describes the expensive tissue hypothesis? brains require more energy, so the gut had to be reduced, and larger brains and tool use led to higher quality diets. increasing body size means that homo neanderthalensis had to include more fat in its diet. brains require more energy, so the gut had to be reduced as brains got bigger. brains require more fat, so the gastrointestinal viscera (gut) had to expand, and hands were needed to acquire more food.