What has to be properly functioning in a unicellular organism for homeostasis to be maintained.

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.

Compare the composition of the moon's surface with the composition of the earth's surface.

Diffusion and osmosis are forms of passive transport