The cell membrane A. converts glucose to other energy molecules B. controls which substances enter and exit the cell. C. alters and packages proteins and lipids. D. is the site of most cellular chemical reactions

A grapevine growing around a fence post is an example of? A - phototropism B-photoperiodism C - geotropism D - thigmotropism

Select all that apply. Triticale is used in: A) bread B) cereal C) food preservative D) doughnuts

An example of an adaptation that might increase fitness is

If the mixed populations were cultured for an additional 25 days, which of the following predictions would be consistent with the data? (A) Both populations would stabilize at a small size. (B) Both populations would stabilize at a large size.

Do fruit flies have a full set of chromosomes

The proteins around which human DNA is wound are (A) cyclins. (B) cyclin-dependent kinases. (C) histones. (D) heat-shock proteins. (E) G proteins.

Which of the following were lasting effects of jackson's Indian removal program to the native American?

A scientist recently discovered a pond organism that is unicellular, contains chloroplasts and other membrane-bound organelles, and has a flagellum. in which kingdom is this organism classified?

When the skydiver jumps of the plane what force acts on her that causes her to fall

Match the geologic feature with its description. 1. seamount over 1 mile in diameter; looks like a bowl over a volcano 2. syncline underwater volcano that never reaches above sea level 3. hot spring on rolling hills, this a dip between hills 4.