Which repeating units make up proteins
a. peptide acids
b. carbolxylic acids
c. fatty acids
d. amino acids

Draw the farm's ppf for corn and beef. draw a point that shows an inefficient combination of corn and beef. label ita. draw a point that shows an unattainable combination of corn and beef. label itb. draw a point that shows an efficient combination of corn and beef. label itc.

Oak and maple trees, chipmunks, white-tail deer, and black bears emerging from hibernation are all organisms that may be found in which biome

Consider the activity and specificity of the three enzymes.pepsin is most active in the human and to digest