Which of the following is a monomer of carbohydrate? a.

amino acid

c.

monosaccharide

b.

glycerol and fatty acid

d.

nucleotide

What element does susan b. anthony include in this passage to strengthen her argument?

Ecologist have observed a sharp increase of sulfur dioxide in the air . what might be a possible consequence of excessive sulfur dioxide in the air ? a. acid rain b. ozone layer depletion c.ozone layer hole d.increase in sea levels

Which of the following is not a potential result of deforestation?