What two functional groups are bound to the central carbon of every free amino acid monomer? a. an r-group and a hydroxyl group b. an n-h group and a carbonyl group c. an amino group and a hydroxyl group d. an amino group and a carboxyl group?

Which statement best describes the nature of science? a. science discoveries using the latest technology are the most valuable. b. scientific theories and laws are based on beliefs and popular opinion. c. scientific ideas change over time as new information is discovered. d. science is superior to other fields such as art, philosophy, and music. i think its c

What are two ways that harvesting algae from the ocean may benefit human society? how might the harvest of algae negatively impact the ocean communities where that algae grows? how could this be prevented?

Explain how sequences of amino acids in proteins can be used to reveal relationships among organisms.