What do scientists call an orderly pattern of change over time? a. homeostasis b. ecological succession c. food web d. an ecosystem

What are the doorways into and out of cells, attached to the membrane, and built in the rough er.

Which of these has happened to your food by the time it reaches your small intestine? a. all the macromolecules have been broken down completely. b. lipids and starches have been partially broken down. c. starches and proteins have been partially broken down. d. proteins and lipids have been broken down into subunits.

Did the vinegar diffuse all the way to the center of any of the cubes? if so, which ones? what does this tell you about surface area-to-volume ratio and the diffusion rate?