How does freshwater enter the aquifer ?

Once a woman attains puberty, her overuse mature and release one egg per ovarian cycle. which hormone stimulates this event?

One of the purposes of transcription is to produce a sequence of bases that

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?