Which group represents the greatest number of new hiv cases in sub-saharan africa?

Proteins are made from amino acids. an amino acid has three parts that are joined to a central carbon atom. identify the three parts that create an amino acid.

Ablastocyst is a group of cells that forms after a human egg is fertilized. the blastocyst consists of two types of cells. some of these cells will become the placenta. what do the other cells develop into?

Based on the law of dominance, we would expect percent of the offspring from this cross to have large teeth.