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BIO 1404 FINAL EXAM WITH COMPLETE SOLUTIONS
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BIO 1404 FINAL EXAM WITH COMPLETE SOLUTIONS
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BIO 1404 FINAL EXAM WITH COMPLETE SOLUTIONSWhy is water so special? Correct Ans-* cohesive behavior
* ability to moderate temperature
* Expansion upon freezing
* versatility as a solvent
What are the 7 functional groups found in large organic molecules? Correct Ans-* Hydroxyl
(-OH)
* Carbonyl (-CO)
* Carboxyl (-COOH)
* Amino (-NH2)
* Sulfhydryl (-SH)
* Phosphate (-PO3)
* Methyl (-CH3)
How are polymers assembled? Correct Ans-dehydration reaction (when two monomers
bond together through the loss of a water molecule)
, BIO 1404 FINAL EXAM WITH COMPLETE SOLUTIONS
How are polymers disassembled? Correct Ans-hydrolysis (when two monomers break
apart through the addition of a water molecule)
What are the monomers for macromolecules? Correct Ans-* monosaccharide
(Carbohydrates)
* amino acid
(protein)
* nucleotide
(RNA or DNA)
What are the special names of the covalent bonds of macromolecules? Correct Ans-*
glycosidic (carbohydrate)
* Peptide (protein)
* Phosphodiester (DNA or RNA)
What are the functions of proteins? Correct Ans-motility
structural
enzymes
, BIO 1404 FINAL EXAM WITH COMPLETE SOLUTIONS
transport
hormones
cell-surface receptors
neurotransmitters
immunoglobulins
poisons and toxins
What is the structure of amino acids? Correct Ans-Amino group
Carboxyl group
alpha carbon
hydrogen
Side chain (r-group)
What are the four classes of amino acids are there? Correct Ans-* non-polar
* + charge
* - charge
* polar
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