4. The coyote's diet includes a wide variety of small mammals, livestock, birds, reptiles, carrion, fruit, and vegetables. It is one of the few animals that has enlarged its range since human
encroachment began. Which is the most likely reason for this?
A. It has adapted its diet to include more variety, thereby increasing its food supply.
B. It has intermingled with human pets, such as the dog, to increase its population.
C. It has migrated to ranges with more favorable, moderate climates.
D. It has an increase in nest and shelter sites within the urban and rural range.

Which of the following describes a negative feedback loop? when the heart rate is too high, the body sends hormones that continually increase the heart rate higher. when a pregnant woman is in labor, the body sends hormones that increase the intensity of contractions, which then increases the secretion of the same hormones. when blood sugar is too low, the body sends hormones that raise blood sugar until it reaches a typical level and hormone secretion slows. when a person is jogging, the body sends hormones that continually decrease the rate of oxygen supply to the legs.

If animal agriculture was eliminated, how much grain would become available for human consumption?

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