10. What is a trophic cascade? a. when predators increase the density and/or behavior of their prey and thereby enhance
survival of the next lower trophic level.
b. when predators limit the density and/or behavior of their prey and thereby limits survival
of the next lower trophic level.
c. when prey limit the density and/or behavior of predators and thereby enhance survival of
the next lower trophic level.
d. when predators limit the density and/or behavior of their prey and thereby enhance
survival of the next lower trophic level.

Calvin ate a candy bar, which caused his body's blood glucose levels to become unbalanced. his body responded by initiating a feedback mechanism to return his body to homeostasis. place the steps of this feedback mechanism in order, starting with the blood glucose imbalance that occurred after calvin consumed the candy bar. a) calvin's blood glucose levels decreased. b) calvin's pancreas stopped secreting insulin. c) calvin's body cells started to take up glucose and store it as glycogen. d) calvin's blood glucose levels increased. e) calvin's pancreas started secreting insulin.

What type of weather does tropical continental air bring in summer? hot and cloudy cool and sunny hot and sunny cool and cloudy

Astudent analyzed ears of corn that demonstrated two traits in the f2 kernels, purple or white colors and smooth on wrinkled shapes. a tabulation of 135 individual kernels gave the following results: purple and smooth = 75 white and smooth = 28 purple and wrinkled = 24 white and wrinkled = 8 what would be the only phenotype present in the f1 ger