What are two examples of adaptations used by animals that live in aquatic biomes?

a. depth and water flow

b. temperature and body shape

c. large ears and lungs

d. gills and webbed feet

What does not stimulate erythrocyte production?

When a dairy farmer chooses to breed the cows that give the most milk in the herd, the farmers are following the principle of a. artificial selection. b. natural selection. c. descent with modification. d. acquired characteristics.

A growing mass of plastic garbage is collecting in an area of the Pacific Ocean. This is caused by plastic garbage that is discarded by people, and it ends up in rivers that carry it to the ocean.

The cells of an ant and a horse are, on average, the same size; a horse just has more of them. what is the main advantage of small cell size?

What criteria might be used to establish someone as an expert witness? A. Education B. Experience C. Publications D. All of the above

How manny amino acids are found in living organisms

A deletion of one base in the original segment of DNA is called a frameshift nutation what will happen to the newly synthesized protein as a result

4. Is predation a density-dependent or density-independent factor?

Why do you think a fracture involving the bones of the nasal cavity could affect the cranial cavity?

Which structure in a cell makes protein