EXPERT HELP I'LL GIVE BRAINLIEST: Which statement describes two organ systems working together to make an animal run away from danger? A. The endocrine system releases hormones that cause bones in the

arms and legs to grow longer.

B. The immune system produces antibodies when white blood cells

detect pathogens.

C. The nervous system sends signals that cause the adrenal glands

to release hormones.

D. The heart beats faster when the nervous system senses a high

Level of carbon dioxide in the blood.

Which sentences describe the logistic growth model? there are three different phases of the s-shaped curve. at first, growth is exponential because individuals are few and resources are plenty. this growth model occurs in a situation where resources are plenty and individuals are few to consume the resources. population growth decreases as resources become limited. when a population size reaches the carrying capacity of its environment, the population growth slows down or stops completely. the model looks like a j-curve.