There are twenty amino acids in living organisms. ten of these are referred to as essential amino acids. why are they called essential amino acids? these amino acids are the only ones that are important for the body to function properly. these amino acids cannot be made by the human body and must be consumed in one’s diet. these amino acids are the only ones that are made by the human body.

Name the organs of humanelemintary canal.

Jason adds the antibiotic penicillin to a bacterial culture. the bacteria develop genetic modifications in their genome, which gives them resistance to the antibiotic penicillin. what caused this genetic modification?

Astudent wants to test the hypothesis that fertilizer improves the growth rate of grass seeds. to test this hypothesis, the student put the same amount of grass seed in 3 containers with the same type of soil. the student measured the growth at the end of the week. all plants received equal amounts of water and sunlight. if you were asked to graph this data, what would you place on the x-axis? a. fertilizer b. water c. plant growth d. week one