Which of the following properly describes motion by comparing it to a reference point? A. the hands of a clock compared to the numbers on the clock. B. The distance of a race car travels compared to the time of travel C. The speed of a bicycle compared to the direction of travel D. The velocity change of a train compared to time of travel

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.

Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat

9. the history of life on earth is recorded in