A dichotomous key is a helpful identification and classification tool. Scientist also use genetics (DNA) to classify organisms? Now that we know a little more about
dichotomous keys, which is a more accurate way to classify organisms? Explain.

Diffusion and osmosis are forms of passive transport

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?

Which of the following cell structures is significantly different between gram- positive and gram-negative bacteria?