Which component of the carbon cycle removes carbon dioxide from tge atmosphere?

What are four key elements of the study of economics?

Which of the following statements is true? a. the main cause for speciation is an increase in gene flow. b. organisms that reproduce asexually are not considered part of a species. c. on a tree of life diagram, speciation is shown by the merging of two different lineages. d.the size of the geographic area inhabited by a population can cause speciation.

How can you tell the difference between rough er from smooth er?