In this population graph, A Represents

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.

Environmental differences within ecosystems are generally caused by

Other than earth, is also known to have magnetic pole reversal? a: venus b: mars c: earths moon d: the sun