Which of the following is not a factor influencing preventive measures used to combat the spread of disease? a. antibiotics b. cleanliness of food c. sanitation d. behavior

Which would be an adaptation in a rainforest, but not in a tundra? a. ability to store water for a long time b. fur that blends in with snow c. strong claws for killing prey d. a beak that can dig into thick trees

What would happen if the tubing with the yellow band was placed in a beaker of distilled water?

What function does the limb sever in each animal? how are the limb bones of the four animals similar? based on these similarities what can be inferred about the evolution of the four animals.