EXAM
1. The reaction of an alcohol with another alcohol
gives a ester
ether
amide
anhydride: Ether
2. The reaction of a phosphoric acid with another phosphoric acid
gives a (n) phosphoether
acetal
phosphoanhydride
anhydride:
phosphoanhydride
3. A peptide bond is the same as a bond in a(n)
amine
ester
amide
anhydride: amide
4. The oxidation number in carbon 1 of acetic
acid is 0
+1
+2
+3: +3
5. The cell theory was
proposed by Hooke and
Schwann
, BIOCHEM FINAL
EXAM
Schwann and
Schleiden Hooke and
Schleiden
Hooke, Schleiden and Schwann: Schwann and Schleiden
6. Have ribosomes, walls made of peptidoglycan and lack nuclear
membrane. Must be a(n)
archaea
bacteria
red cell
virus:
Bacteria
, BIOCHEM FINAL
EXAM
7. The only group of compounds that are not
polymers is proteins
fats
nucleic acids
carbohydrates: fats
8. Fe304 are
present in archaea
muscle cells
magnetosomes
E. coli: magnetosomes
9. The only component not present in animal
cells is thylakoids
SER
Golgi
Ribosomes: thylakoids
10. The acetal bond in sugars
is called Peptide bond
Sugar bond
Glycosidic
bond
Ester bond: Glycosidic bond
11. The number of stereocenters in Ala-
Cys-Gly-Glu is 2
3
, BIOCHEM FINAL
EXAM
4
5: 3
12. The ribosomal subunits are
made in the nucleus
nucleolus
cytoplas
m
mitochondria: nucleolus
13. The largest internal
membrane is in the nucleus