List the positive influences humans have on the oxygen cycle. List the negative influences humans have on the oxygen cycle.

Name the two stages involved in protein synthesis and explain what occurs in each of the two stages. be sure to also indicate where each process takes place. plz don't give one sentence answers : d

Which represents the cross between parent plants if one is heterozygous for yellow-colored pods and the other is homozygous for green-colored pods? yy  ´    ´    ´    ´  yy

To maintain asepsis when administering an injection, all parts of the syringe can be handled except the: