BIOCHEM FINAL EXAM WITH
COMPLETE QUESTIONS AND 100%
CORRECT ANSWERS { GRADED A+}
What are the four most abundant elements found in living organisms? - ✔✔C, O,
H, N.
What are the seven moderately abundant elements found in living organisms? -
✔✔Mg, Na, Cl, Ca, P, S, K.
An Acyl functional group - ✔✔-CO-R
An Amido functional group - ✔✔-CO-NH-
An Amino functional group - ✔✔-NH
A Carbonyl functional group - ✔✔-CO-
A Carboxyl functional group - ✔✔-COOH
,A Phosphoanhydride functional group - ✔✔-P(O)OH-O-P(O)OH-
An Ester functional group - ✔✔-COO-R
An Ether functional group - ✔✔R-O-R'
A Hydroxyl functional group - ✔✔-OH
An Imino functional group - ✔✔>C=NH-
A Phosphate ester (Phosphoester) functional group - ✔✔R-O-P(O)(OH)2
A Sulfhydryl functional group - ✔✔-SH
A Phosphate diester (Phosphodiester) functional group - ✔✔R-O-P(O)OH-O-R
Cells contain what four major types of biological molecules? - ✔✔- Amino acids
- Carbohydrates (also called monosaccharides or sugars)
- Nucleotides
- Lipids
What macromolecules do Amino acids get assembled into? - ✔✔Proteins and
polypeptides
What macromolecules do Nucleotides get assembled into? - ✔✔Nucleic acids
,What do amino acids contain? - ✔✔- An amino group (-NH)
- A Carboxylic acid group (COO^-)
- A side chain
What is the general chemical formula for carbohydrates? - ✔✔(CH2O) n where
n>or equal to 3
What are the polymers of sugars (carbohydrates, monosaccharides)? -
✔✔Polysaccharides
Amino acids are linked by _____ bonds. Nucleotides are linked by _____ bonds.
Polysaccharides are linked by _____ bonds. - ✔✔Peptide bonds; Phosphodiester
bonds; Glycosidic bonds.
Which statement below is false?
A.) Amino acids get assembled into proteins.
B.) Carbohydrate has an empirical formula of (CH20)n.
C.) Of the four major types of biomolecule lipid is the only one that cannot
polymerize.
D.) Nucleic acids are made up of nucleotides.
, E.) None of the above - ✔✔E.) None of the above
What are the three major kinds of biological polymers? - ✔✔- Polypeptides and
proteins
- Nucleic acid
- Polysaccharides
Which of the major types of biomolecules is never found in a polymeric form?
A.) amino acids
B.) carbohydrates
C.) nucleotides
D.) lipids
E.) none of the above - ✔✔D.) Lipids
Which of the following biopolymers is correctly paired with the bond that forms
between the monomers?
A.) protein: ester bond
B.) polysaccharide: glycosidic bond
C.) DNA: phosphate bond
COMPLETE QUESTIONS AND 100%
CORRECT ANSWERS { GRADED A+}
What are the four most abundant elements found in living organisms? - ✔✔C, O,
H, N.
What are the seven moderately abundant elements found in living organisms? -
✔✔Mg, Na, Cl, Ca, P, S, K.
An Acyl functional group - ✔✔-CO-R
An Amido functional group - ✔✔-CO-NH-
An Amino functional group - ✔✔-NH
A Carbonyl functional group - ✔✔-CO-
A Carboxyl functional group - ✔✔-COOH
,A Phosphoanhydride functional group - ✔✔-P(O)OH-O-P(O)OH-
An Ester functional group - ✔✔-COO-R
An Ether functional group - ✔✔R-O-R'
A Hydroxyl functional group - ✔✔-OH
An Imino functional group - ✔✔>C=NH-
A Phosphate ester (Phosphoester) functional group - ✔✔R-O-P(O)(OH)2
A Sulfhydryl functional group - ✔✔-SH
A Phosphate diester (Phosphodiester) functional group - ✔✔R-O-P(O)OH-O-R
Cells contain what four major types of biological molecules? - ✔✔- Amino acids
- Carbohydrates (also called monosaccharides or sugars)
- Nucleotides
- Lipids
What macromolecules do Amino acids get assembled into? - ✔✔Proteins and
polypeptides
What macromolecules do Nucleotides get assembled into? - ✔✔Nucleic acids
,What do amino acids contain? - ✔✔- An amino group (-NH)
- A Carboxylic acid group (COO^-)
- A side chain
What is the general chemical formula for carbohydrates? - ✔✔(CH2O) n where
n>or equal to 3
What are the polymers of sugars (carbohydrates, monosaccharides)? -
✔✔Polysaccharides
Amino acids are linked by _____ bonds. Nucleotides are linked by _____ bonds.
Polysaccharides are linked by _____ bonds. - ✔✔Peptide bonds; Phosphodiester
bonds; Glycosidic bonds.
Which statement below is false?
A.) Amino acids get assembled into proteins.
B.) Carbohydrate has an empirical formula of (CH20)n.
C.) Of the four major types of biomolecule lipid is the only one that cannot
polymerize.
D.) Nucleic acids are made up of nucleotides.
, E.) None of the above - ✔✔E.) None of the above
What are the three major kinds of biological polymers? - ✔✔- Polypeptides and
proteins
- Nucleic acid
- Polysaccharides
Which of the major types of biomolecules is never found in a polymeric form?
A.) amino acids
B.) carbohydrates
C.) nucleotides
D.) lipids
E.) none of the above - ✔✔D.) Lipids
Which of the following biopolymers is correctly paired with the bond that forms
between the monomers?
A.) protein: ester bond
B.) polysaccharide: glycosidic bond
C.) DNA: phosphate bond
