5. Do renewable energy sources have little or no impact, compared to non-renewable sources?

The energy needs of a human population are not affected by

What are the four basic classes of organic molecules how do they differ structurally and functionally

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.