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

Vaccines are weakened forms of disease causing microorganisms, which are given to patients to prevent disease. after the vaccine is administered, the immune system responds by creating a(n) to recognize the a.) antibody, antibiotic b.) antigen, antibody c.)antibiotic, antibody d.)antibody, antigen

What does the positioning of transcription factors determine?

Anonnative species is best described as a species that a. does not normally live in an area b. has no permanent home c. is a poor predator d. increase biodiversity