Select the correct the answer. Which process will decrease the level of CO, in the atmosphere?
OA. growing trees
OB. cutting trees
OC burning trees
OD. increasing the human population

Which statement about dna replication is true? a. eukaryotes only have one circular chromosome that unwinds at multiple locations. b. eukaryotes can only replicate one segment of a chromosome at a time. c. prokaryotes can only replicate their single circular chromosome in the nucleus. d. prokaryotes only have one origin of replication to initiate replication.

Which of the following does not make up ground substance of connective tissue? hyaluronic acid elastic fibers glycosaminoglycan proteoglycan

Why has two different alleles for the same trait?