Which of these is associated with el nino

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.

The buildup of sediments where a river empties into a slow-moving or nonmoving body of water is known as a/an

The response is the basis for vaccination. primary secondary tertiary none of the above