1. in your own words, explain the role of the digestive, endocrine, and excretory systems in maintaining homeostasis. 2. when there is an imbalance in a body system, and the body cannot maintain homeostasis, how might other systems respond? 3. give an example of two other body systems that work together, and explain how they support each other.

Environmental impacts on evolution : mastery test

The fish shown above is a tarpon. it is a fast-swimming and powerful open-water fish. its closest relatives, oddly, are burrow-dwelling conger eels that stay on the bottom. both eels and tarpon developed from snake-like larvae that float in the plankton during the first stages of life. once they mature, tarpon and eels are not found near one another in the ocean. the tarpon and the eel illustrate all of the following except

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point