As part of a class project, Claire needs to draw a food chain of the animals she sees in a zoo. Where in the food chain should she place rabbits?

Out of the seven main animal groups (fish, mammals, birds, insects, reptiles, amphibians, and arachnids), how many contain members with internal backbones? a. 5 b. 3 c. 7 d. 1

How does the molecular clock work? a. it analyzes the brain functionality of two different species. b. it examines and compares the physical characteristics of two different species. c. it illustrates relationships between two different species. d. it compares the number of mutations that exist in the dna of two different species.

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