Page 1
a s
, Test Bank: LehningerPrinciples of Biochemistry, 8th
as as as as as as
Edition, David L. Nelson Chapters 1-28.
as as as as as as
1. In a bacterial cell, the DNA is in
as as as as as as as
the:
as
A) cell envelope. as
B) cell membrane. as
C) nucleoid.
D) nucleus.
E) ribosomes.
2. A major change occurring in the evolution of eukaryotes from prokaryotes was
as as as as as as as as as as as
a the s
development of: as
A) DNA.
B) photosynthetic capability. a s
C) plasma membranes. a s
D) ribosomes.
E) the nucleus. a s
3. In eukaryotes, the nucleus is enclosed by a double membrane called
as as as as as as as as as as
the:
a s
A) cell membrane. as
B) nuclear envelope. a s
C) nucleolus.
D) nucleoplasm.
E) nucleosome.
4. The dimensions of living cells are limited, on the lower end by the
as a s a s a s a s as a s a s as a s a s as
minimum number of biomolecules necessary for function, and on the upper
a s as a s a s a s a s as a s a s a s a s
end by the rate of diffusion of
a s a s a s a s as as as
solutes such as oxygen. Except for highly elongated cells, they usually have lengths
as as as as as as as as as as as as
and diameters in the range of:
a s as as as as as
A) 0.1 m to 10 m. a s as as a s
B) 0.3 m to 30 m. a s as as a s
C) 0.3 m to 100 m. a s as as a s
D) 1 m to 100 m. a s as as a s
E) 1 m to 300 m. a s as as a s
Page 2 a s
,5. Which group of single-celled microorganisms has many members found growing
as as as as as as as as as
a in s
extreme environments? a s
A) bacteria
B) archaea
C) eukaryotes
D) heterotrophs
E) None of the answers is correct. as a s a s a s a s
6. The bacterium E. coli requires simple organic molecules for growth and
as a s as as a s as a s a s as a s
energy— it is
a s as as
therefore a: as
A) chemoautotroph.
B) chemoheterotroph.
C) lithotroph.
D) photoautotroph.
E) photoheterotroph.
7. Which is a list of organelles?
a s a s a s a s a s
A) mitochondria, chromatin, endoplasmic a s a s
reticulum as
B) peroxisomes, lysosomes, plasma membrane as a s as
C) proteasomes, peroxisomes, lysosomes as a s
D) mitochondria, endoplasmic reticulum, as as
peroxisomes as
E) All of the answers are correct.
a s a s as a s a s
8. Which list has the cellular components arranged in order of INCREASING
as as as as as as as as as a s
size?
a s
A) amino acid < protein < mitochondrion < ribosome
a s a s a s a s as a s a s
B) amino acid < protein < ribosome < mitochondrion
as a s a s a s a s a s a s
C) amino acid < ribosome < protein < mitochondrion
a s a s a s a s a s a s a s
D) protein < amino acid < mitochondrion < ribosome a s as a s a s a s a s a s
E) protein < ribosome < mitochondrion < amino acid a s as a s as a s a s a s
9. The three-dimensional structure of macromolecules is formed and maintained
as as as as as as as as
primarily through noncovalent interactions. Which one of the following is
as a s a s a s a s as as as as a s
NOT considered a
a s as as
noncovalent interaction? as
Page 3 a s
, A) carbon-carbon bonds as
B) hydrogen bonds as
C) hydrophobic interactions as
D) ionic interactions a s
E) van der Waals interactions as a s a s
10. Which element is NOT among the four most abundant in living
as as as as as as as as as as
a organisms?
s
A) carbon
B) hydrogen
C) nitrogen
D) oxygen
E) phosphorus
11. The four covalent bonds in methane (CH4) are arranged around carbon to
as a s a s as a s as a s as a s a s as
give which
a s as
geometry?
A) linear
B) tetrahedral
C) trigonal bipyramidal as
D) trigonal planar as
E) trigonal pyramidal as
12. What functional groups are present on this
as as as as as as
molecule?
as
A) ether and aldehyde as a s
B) hydroxyl and aldehyde as a s
C) hydroxyl and carboxylic acid a s as a s
D) hydroxyl and ester as a s
E) hydroxyl and ketone as a s
13. The macromolecules that serve in the storage and transmission of genetic
as as as as as as as as as as
a information
s
are:
A) carbohydrates.
Page 4 a s
a s
, Test Bank: LehningerPrinciples of Biochemistry, 8th
as as as as as as
Edition, David L. Nelson Chapters 1-28.
as as as as as as
1. In a bacterial cell, the DNA is in
as as as as as as as
the:
as
A) cell envelope. as
B) cell membrane. as
C) nucleoid.
D) nucleus.
E) ribosomes.
2. A major change occurring in the evolution of eukaryotes from prokaryotes was
as as as as as as as as as as as
a the s
development of: as
A) DNA.
B) photosynthetic capability. a s
C) plasma membranes. a s
D) ribosomes.
E) the nucleus. a s
3. In eukaryotes, the nucleus is enclosed by a double membrane called
as as as as as as as as as as
the:
a s
A) cell membrane. as
B) nuclear envelope. a s
C) nucleolus.
D) nucleoplasm.
E) nucleosome.
4. The dimensions of living cells are limited, on the lower end by the
as a s a s a s a s as a s a s as a s a s as
minimum number of biomolecules necessary for function, and on the upper
a s as a s a s a s a s as a s a s a s a s
end by the rate of diffusion of
a s a s a s a s as as as
solutes such as oxygen. Except for highly elongated cells, they usually have lengths
as as as as as as as as as as as as
and diameters in the range of:
a s as as as as as
A) 0.1 m to 10 m. a s as as a s
B) 0.3 m to 30 m. a s as as a s
C) 0.3 m to 100 m. a s as as a s
D) 1 m to 100 m. a s as as a s
E) 1 m to 300 m. a s as as a s
Page 2 a s
,5. Which group of single-celled microorganisms has many members found growing
as as as as as as as as as
a in s
extreme environments? a s
A) bacteria
B) archaea
C) eukaryotes
D) heterotrophs
E) None of the answers is correct. as a s a s a s a s
6. The bacterium E. coli requires simple organic molecules for growth and
as a s as as a s as a s a s as a s
energy— it is
a s as as
therefore a: as
A) chemoautotroph.
B) chemoheterotroph.
C) lithotroph.
D) photoautotroph.
E) photoheterotroph.
7. Which is a list of organelles?
a s a s a s a s a s
A) mitochondria, chromatin, endoplasmic a s a s
reticulum as
B) peroxisomes, lysosomes, plasma membrane as a s as
C) proteasomes, peroxisomes, lysosomes as a s
D) mitochondria, endoplasmic reticulum, as as
peroxisomes as
E) All of the answers are correct.
a s a s as a s a s
8. Which list has the cellular components arranged in order of INCREASING
as as as as as as as as as a s
size?
a s
A) amino acid < protein < mitochondrion < ribosome
a s a s a s a s as a s a s
B) amino acid < protein < ribosome < mitochondrion
as a s a s a s a s a s a s
C) amino acid < ribosome < protein < mitochondrion
a s a s a s a s a s a s a s
D) protein < amino acid < mitochondrion < ribosome a s as a s a s a s a s a s
E) protein < ribosome < mitochondrion < amino acid a s as a s as a s a s a s
9. The three-dimensional structure of macromolecules is formed and maintained
as as as as as as as as
primarily through noncovalent interactions. Which one of the following is
as a s a s a s a s as as as as a s
NOT considered a
a s as as
noncovalent interaction? as
Page 3 a s
, A) carbon-carbon bonds as
B) hydrogen bonds as
C) hydrophobic interactions as
D) ionic interactions a s
E) van der Waals interactions as a s a s
10. Which element is NOT among the four most abundant in living
as as as as as as as as as as
a organisms?
s
A) carbon
B) hydrogen
C) nitrogen
D) oxygen
E) phosphorus
11. The four covalent bonds in methane (CH4) are arranged around carbon to
as a s a s as a s as a s as a s a s as
give which
a s as
geometry?
A) linear
B) tetrahedral
C) trigonal bipyramidal as
D) trigonal planar as
E) trigonal pyramidal as
12. What functional groups are present on this
as as as as as as
molecule?
as
A) ether and aldehyde as a s
B) hydroxyl and aldehyde as a s
C) hydroxyl and carboxylic acid a s as a s
D) hydroxyl and ester as a s
E) hydroxyl and ketone as a s
13. The macromolecules that serve in the storage and transmission of genetic
as as as as as as as as as as
a information
s
are:
A) carbohydrates.
Page 4 a s
