All of the following influence the amount of solar energy that a single point on earth receives from the sun except: a. time of year b. location of single point on earth c. direction of the tilt of earth d. varying speeds of earth’s rotation

The following image is of a diatom. it lives in water and gets food from photosynthesis. it is encased in a hard shell made of something similar to glass or sand . a diatom is a(n) because it has a) multi-celled organism; specialized parts. b) vertebrate; a skeleton. c) insect; an exoskeleton. d) single-called organism; only one cell.

In this case, the statement that people who exercise for an hour may have lower cholesterol levels is .

15 ! come and answer! a(n) disease is caused by a pathogen and can spread among organisms. a infectious b noninfectious c toxic d contaminated