What is a mutualistic relationship involving an arctic wolf (PLEASE DONT JUST COPY AND PASTE THE FIRST RESULT)

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.

In many humans, exposing the skin to sunlight over prolonged periods of time results in the production of more pigment by the skin cells (tanning). this change in skin color provides evidence that -

Achemical that is released by an animal as a signal to other members of the same species is called a pheromone. t or f