A macromolecul that contains carbon, hydrogen, oxygen, nitrogen which is used by the body for growth and repair

Select the correct answer. What's the role of oxygen in cellular respiration? A It accepts electrons and keeps the electron transport chain running. B. It breaks down carbon-based sugar molecules to release energy and forms carbon dioxide. C.

This is a particular type of natural selection illustrated by the darkening of a moth species after the industrial revolution in England.

An environmental factor that causes a population to decrease

What type of RNA comes together with proteins to form ribosomes and then becomes the site of translation?

An extreme disturbance happens in an ecosystem. How does an ecosystem change as succession happens after this disturbance?

Predict how an unusually prolonged drought might affect a biological community

A persons body temperature begins to increase when in direct sun. They start to sweat to decrease their waste body temperature. What type of feedback is this in example of? Negative Positive Neutral None of the above

Centromeres split apart during

Elephants are endangered, but cows are not because

Healthy bones, teeth, and muscles require the mineral? Carbon Sodium Calcium Cadmium Iron