6) which of these physical factors would have the greatest effect on the types of plants that could thrive in an ecosystem? a) air patterns b) animal populations c) soil characteristics d) temperature and rainfall

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.

Match the pollutants. 1. a chlorofluorocarbon smoke 2. a biodegradable organophosphate insecticide freon 3. particle pollution paint 4. hazardous waste monoxide 5. carbon is completely burned malathion 6. carbon is incompletely burned dioxide

When the oxygen produced by photosynthetic plants in the water dissolves in the water, which of these is being formed?