Why would the humming fish reference Lake Erie, a "real" place in an otherwise fictitious world? (NOTE: Do some post-film research about environmental issues related to Lake Erie in the early 1970s.)

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 percentage of light hits earth's surface directly?

Ture or false evidence for evolution includes millions of fossils