Enzymes are:

A. fats.

B. sugars.

C. starches.

D. proteins

Name two types of biodiversity

All living things are made of one or more cells. Here are two types of cells: an animal cell and a plant cell. The plant cell is angular compared to the animal cell.

Select all that apply A virus is a free living cell always parasitic contains DNA and RNA cannot reproduce on their own

The primary organ responsible for absorption of the products of digestion is the:

Grass, deer, rabbits, fox, and bear all make up what level of biological organization

In which type of environment did this fossilized fish most likely live?

5. What is pretexting? How is this used?

The energy usage per capita in Africa and Asia have grown tremendously the last 50 years. Which of these would be a good explanation of why the energy use off these continents has grown more quickly over this time period when compared to North

Describe what happens during the regeneration stage of the calvin cycle

Почему при нехватке кислорода человек может погибнуть? Кратко!