How do animals get the carbon atoms to form the CO2 molecules that they exhale?

A: from oxygen they take in

B: from glucose they eat

C: from carbon dioxide they inhale

What are the characteristics of an indicator species

Patrick is observing a stained slide of muscle tissue under a microscope. he observes alternating dark and light bands inside the muscles. which is the probable source of these muscles? select one ofthe options below as your answer: a.

In pea plants, round (R) is a dominant trait, and wrinkled (r) is a recessive trait. Which combination would result in wrinkled seeds? Question 3 options: RR Rr rr ww

Would you expect to find great biodiversity in the tundra biome? Why or why not?

Jacob believed that Aaron's shy behavior was due to lack of confidence until he learned that Aaron was quite talkative and excitable when he began discussing types of computer games he liked to play online.

Experiment: Water Properties: Why were the results with just water so much different than the trials with the detergent?

How do fish nets effect the ocean's ecosystem?

A dog and a pig attempt to mate. we are aware that these are two different animal species. but what is the best explanation for the barrier that makes it impossible for them to successfully mate?

How do fossils and fossil record support the idea that life changes over time

1 reason why cases of violence and abuse are not reported