A square kilometer of forest has 200 deer. What is the term that is used to describe this number? density-dependent
birth rate
limiting factors
population density

The similarities of organisms in which two areas numbered above provide the best evidence for common ancestry between organisms in both locations?

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.

Evolution acts upon the population of organisms and not on each individual organism