Humans can synthesize nonessential amino acids from other compounds, whereas essential amino acids must be obtained from the diet. name the non essential amino acid that is synthesized in each of the following reactions.

The picture shows a fishing technique called trawling. how might trawling affect marine biodiversity

Which material is commonly used as a culture medium for living cells

The more rapidly sedimentation occurs, the more likely it is that the remains will successfully form a fossil. as sedimentation continues, what happens to the amount of weight settling onto the organism? stays the same increases decreases cuts in half