A 1. What do the Arctic and Antarctic tundra's have in common? Select all that apply.
They have producers that live there.
Humans live among the plants and animals.
They experience frigid temperatures and harsh winds.
They have land mammals that live there.

What role do traits play in affecting an organisms ability to reproduce? finches

Based on the law of dominance, we would expect percent of the offspring from this cross to have large teeth.

Amino acids contain the elements carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur. of the 20 amino acids found in humans, 11 are called "nonessential" because they can be manufactured by the body when needed. which elements in these 11 amino acids are commonly obtained from the metabolism of sugar molecules?