Chapter 25

An increase in the number, size, and volume of plant cells or animal cells is called _____________. a. growth b. development c. differentiation d. all of the above

The internal environment consists of ___________. a. all body fluids b. all fluids in cells c. all body fluids outside cells d. interstitial fluid

___________influences the concentrations of water and solutes in the internal environment. a. Diffusion b. Active transport c. Passive transport d. all are correct

Both plants and animals ______________. a. release energy by aerobic respiration b. require oxygen c. require carbon dioxide d. a and b

A plant's xylem and phloem are ___________ tissues. a. vascular b. sensory c. respiratory d. digestive

An animals muscles and glands are ____________. a. integrators b. receptors c. effectors d. all are correct

With ____________, a change in conditions triggers a response that intensifies that change. a. positive feedback b. differentiation c. negative feedback d. compartmentalization

Cell communication typically involves signal ____________. a. reception b. transduction c. response d. all are correct

Match the terms with their most suitable description. _________circadian rhythm _________homeostasis _________apoptosis _________integrator _________effectors _________negative feedback a. programmed cell death b. 24 -hour or so cyclic activity c. central command center d. stable internal environment e. muscles and glands f. an activity changes some condition, then the change triggers its own reversal