Page 1
qy
,Page 2
qy
, Test Bank: Lehninger Principles of Biochemistry, 8th Editi
qy qy qy qy qy qy qy
on, David L. Nelson Chapters 1-28. qy qy qy qy qy
1. In a qy qy bacterial cell, the DNA is in th
qy qy qy qy qy qy
e:
A) cell envelope.
qy
B) cell membrane.
qy
C) nucleoid.
D) nucleus.
E) ribosomes.
2. A major change occurring in the evolution of eukaryotes from prokaryotes was t
qy qy qy qy qy qy qy qy qy qy qy qy
he
development of: qy
A) DNA.
B) photosynthetic capability. qy
C) plasma membranes. qy
D) ribosomes.
E) the nucleus. qy
3. In eukaryotes, the nucleus is enclosed by a double membrane called th
qy qy qy qy qy qy qy qy qy qy qy
e:
A) cell membrane. qy
B) nuclear envelope. qy
C) nucleolus.
D) nucleoplasm.
E) nucleosome.
4. The dimensions of living cells are limited, on the lower end by the minimum number
qy qy qy qy qy qy qy qy qy qy qy qy qy qy q
of biomolecules necessary for function, and on the upper end by the rate of diffusio
y qy qy qy qy qy qy qy qy qy qy qy qy qy qy
n ofqy
solutes such as oxygen. Except for highly elongated cells, they usually have lengths a
qy qy qy qy qy qy qy qy qy qy qy qy qy
nd diameters in the range of:
qy qy qy qy qy
A) 0.1 m to 10 m. qy qy qy qy
B) 0.3 m to 30 m. qy qy qy qy
C) 0.3 m to 100 m. qy qy qy qy
D) 1 m to 100 m. qy qy qy qy
E) 1 m to 300 m. qy qy qy qy
Page 3 qy
, 5. Which group of single-
qy qy qy
celled microorganisms has many members found growing in
qy qy qy qy qy qy qy
extreme environments?
qy
A) bacteria
B) archaea
C) eukaryotes
D) heterotrophs
E) None of the answers is correct.
qy qy qy qy qy
6. The bacterium E. coli requires simple organic molecules for growth and energy—
qy qy qy qy qy qy qy qy qy qy qy
it is
qy
therefore a: qy
A) chemoautotroph.
B) chemoheterotroph.
C) lithotroph.
D) photoautotroph.
E) photoheterotroph.
7. Which is a list of organelles?
qy qy qy qy qy
A) mitochondria, chromatin, endoplasmic reticulum qy qy qy
B) peroxisomes, lysosomes, plasma membrane qy qy qy
C) proteasomes, peroxisomes, lysosomes qy qy
D) mitochondria, endoplasmic reticulum, peroxisomes qy qy qy
E) All of the answers are correct.
qy qy qy qy qy
8. Which list has the cellular components arranged in order of INCREASING siz
qy qy qy qy qy qy qy qy qy qy qy
e?
A) amino acid < protein < mitochondrion < ribosome
qy qy qy qy qy qy qy
B) amino acid < protein < ribosome < mitochondrion
qy qy qy qy qy qy qy
C) amino acid < ribosome < protein < mitochondrion
qy qy qy qy qy qy qy
D) protein < amino acid < mitochondrion < ribosome
qy qy qy qy qy qy qy
E) protein < ribosome < mitochondrion < amino acid
qy qy qy qy qy qy qy
9. The three-
qy
dimensional structure of macromolecules is formed and maintained primarily through
qy qy qy qy qy qy qy qy qy qy
noncovalent interactions. Which one of the following is NOT considered a
qy q y qy qy qy qy qy qy qy qy
noncovalent interaction? qy
A) carbon-carbon bonds qy
Page 4 qy
qy
,Page 2
qy
, Test Bank: Lehninger Principles of Biochemistry, 8th Editi
qy qy qy qy qy qy qy
on, David L. Nelson Chapters 1-28. qy qy qy qy qy
1. In a qy qy bacterial cell, the DNA is in th
qy qy qy qy qy qy
e:
A) cell envelope.
qy
B) cell membrane.
qy
C) nucleoid.
D) nucleus.
E) ribosomes.
2. A major change occurring in the evolution of eukaryotes from prokaryotes was t
qy qy qy qy qy qy qy qy qy qy qy qy
he
development of: qy
A) DNA.
B) photosynthetic capability. qy
C) plasma membranes. qy
D) ribosomes.
E) the nucleus. qy
3. In eukaryotes, the nucleus is enclosed by a double membrane called th
qy qy qy qy qy qy qy qy qy qy qy
e:
A) cell membrane. qy
B) nuclear envelope. qy
C) nucleolus.
D) nucleoplasm.
E) nucleosome.
4. The dimensions of living cells are limited, on the lower end by the minimum number
qy qy qy qy qy qy qy qy qy qy qy qy qy qy q
of biomolecules necessary for function, and on the upper end by the rate of diffusio
y qy qy qy qy qy qy qy qy qy qy qy qy qy qy
n ofqy
solutes such as oxygen. Except for highly elongated cells, they usually have lengths a
qy qy qy qy qy qy qy qy qy qy qy qy qy
nd diameters in the range of:
qy qy qy qy qy
A) 0.1 m to 10 m. qy qy qy qy
B) 0.3 m to 30 m. qy qy qy qy
C) 0.3 m to 100 m. qy qy qy qy
D) 1 m to 100 m. qy qy qy qy
E) 1 m to 300 m. qy qy qy qy
Page 3 qy
, 5. Which group of single-
qy qy qy
celled microorganisms has many members found growing in
qy qy qy qy qy qy qy
extreme environments?
qy
A) bacteria
B) archaea
C) eukaryotes
D) heterotrophs
E) None of the answers is correct.
qy qy qy qy qy
6. The bacterium E. coli requires simple organic molecules for growth and energy—
qy qy qy qy qy qy qy qy qy qy qy
it is
qy
therefore a: qy
A) chemoautotroph.
B) chemoheterotroph.
C) lithotroph.
D) photoautotroph.
E) photoheterotroph.
7. Which is a list of organelles?
qy qy qy qy qy
A) mitochondria, chromatin, endoplasmic reticulum qy qy qy
B) peroxisomes, lysosomes, plasma membrane qy qy qy
C) proteasomes, peroxisomes, lysosomes qy qy
D) mitochondria, endoplasmic reticulum, peroxisomes qy qy qy
E) All of the answers are correct.
qy qy qy qy qy
8. Which list has the cellular components arranged in order of INCREASING siz
qy qy qy qy qy qy qy qy qy qy qy
e?
A) amino acid < protein < mitochondrion < ribosome
qy qy qy qy qy qy qy
B) amino acid < protein < ribosome < mitochondrion
qy qy qy qy qy qy qy
C) amino acid < ribosome < protein < mitochondrion
qy qy qy qy qy qy qy
D) protein < amino acid < mitochondrion < ribosome
qy qy qy qy qy qy qy
E) protein < ribosome < mitochondrion < amino acid
qy qy qy qy qy qy qy
9. The three-
qy
dimensional structure of macromolecules is formed and maintained primarily through
qy qy qy qy qy qy qy qy qy qy
noncovalent interactions. Which one of the following is NOT considered a
qy q y qy qy qy qy qy qy qy qy
noncovalent interaction? qy
A) carbon-carbon bonds qy
Page 4 qy
