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