PLEASE HELP!! Explain how cells are able to differentiate and how are cells able to tell when a specific gene should be produced before translation occurs. Use the following terms in your answer, DNA, Jean expression, protein, transcription factors, RNA polymerase

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?

The hypothesis that evolution occurs at an irregular rate through geologic time is known as: directional evolution directional equilibrium punctuated equilibrium punctuated evolution

How would the function of synovial joints be changed if they lacked joint cavities and the bones were united instead?