1. What characteristics of livings things does a river have? Is a river alive? Explain. 2. What does the fur coat of a bear have to do with homeostasis?
3. How is reproduction related to hereditary?
4. What are some stimuli in your environment? How do you respond to this stimuli?

The diagram shows a fossil of an ancient whale skull and a skull of a present-day whale. the ancient whale is extinct and is believed to be an ancestor of the present-day whale. what do these skulls most likely show that supports darwin’s theory of evolution? all populations can adapt and survive. only some organisms have a common ancestor. populations change slowly over time. populations rapidly become extinct.

Which of the following situations describes a adaptation for a mole? question 2 options: a mole is blind and cannot see underground. a mole is bright and attracts the attention of predator birds. a mole has a sensitive sense of smell to it find food underground.

Most enzyme names end in the