Which process best describes what happens when an endotherm's core temperature rises?
a. Shivering
b. Estivation
c. Hibernation
d. Blood delivery to the skin decreases
e. Blood delivery to the skin increases

Which best describes an adaptation that could be found in a fish that lives in a slow-flowing stream? the ability to attract prey by glowingextra gills, for oxygen extractionthe ability to grow largerextra fat, for warmth

Apaleontologist finds a plant fossil that shows that the plant had seeds. what can the paleontologist conclude?

Aparent with freckles is crossed with a parent without freckles. the punnett square shows the possible genotypes and phenotypes of the offspring. which statement accurately describes the probability of phenotypes? a. the offspring are more likely to have freckles. b. the offspring are more likely to have no freckles. c. the likelihood of the offspring having freckles and not having freckles is the same. d. the likelihood of the offspring having freckles and not having freckles cannot be determined.