What is the age-related change in the arteries that is caused by the deposition of material in the walls of arteries to form plaques? select one: a. atherosclerosis b. varicose veins c. arteriosclerosis d. stroke?

Ascientist and her team counted 200 individual deer in an area of 10 square kilometers. what is the population density?

What was darwins theory of common decent

This is a typical grassland food web. it is also a small picture of an important cycle on earth: the carbon cycle. describe how the carbon gets into this food web. a) bacteria and fungi, the decomposers, recycle carbon from dead organisms. b) carbon is found in the grass and is passed from one level to the next in this food web. eliminate c) all living things give off carbon dioxide as a by-product of respiration and it is released into the atmosphere. d) plants use carbon dioxide as a reactant in photosynthesis, to make usable chemical energy in the form of a sugar.