The carbon cycle is a good example of

a) recycled materials
b) nitrogen fixation
c) ecological succession
d) respiration of microorganisms

Give the biological term for: structures that display characteristics of living organisms only within living cells

An ecologist is studying the effects that a population of predators is having on a population of a prey. he used data from the field to produce this graph. which conclusion can draw from the graph?

Actual age your first developed of age well comparison age refers to absolute age true or false