How are solar cells different from most other power sources?

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.

What is the number of phosphates in an atp molecule

Q: a: in sexually reproducing animals, once fertilization of the egg takes place, the exists as a single cell until cell division begins