Test Bank Lehninger Principles of Biochemistry 7th Edition David L Nelson! RATED A+
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Lehninger Principles of Biochemistry
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Lehninger Principles Of Biochemistry
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Principles of Biochemistry 7e
Test Bank Lehninger Principles of Biochemistry 7th Edition David L Nelson Table of Contents 1. The Foundations of Biochemistry 2. Water 3. Amino Acids, Peptides, and Proteins 4. The Three-Dimensional Structure of Proteins 5. Protein Function 6. Enzymes 7. Carbohydrates and Glycobiology 8. Nucleotid...
TEST BANK for Lehninger Principles of Biochemistry 7th Edition by Nelson and Cox All chapters covered
TEST BANK LEHNINGER PRINCIPLES OF BIOCHEMISTRY 7TH EDITION (NELSON, 2018) CHAPTER 1-28 | ALL CHAPTERS
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Test Bank Lehninger Principles of Biochemistry 7th Edition David L. Nelson Chapters 1-28
Test Bank Lehninger Principles of Biochemistry 7th Edition David L. Nelson Chapters 1-28
Questions
1. Q u e s t i o n In a bacterial cell, the
DNA is in the:
A) cell envelope.
B) cell membrane.
C) nucleoid.
D) nucleus.
E) ribosomes.
2. Q u e s t i o n A major change occurring in the evolution of eukaryotes from
prokaryotes was the development of:
A) DNA.
B) photosynthetic capability.
C) plasma membranes.
D) ribosomes.
E) the nucleus.
3. Q u e s t i o n In eukaryotes, the nucleus is enclosed by a double
membrane called the: A) cell membrane.
B) nuclear envelope.
C) nucleolus.
D) nucleoplasm.
E) nucleosome.
4. Question The dimensions of living cells are limited, on the lower end by the minimum
number of biomolecules necessary for function, and on the upper end by the rate of
diffusion of solutes such as oxygen. Except for highly elongated cells, they usually have
lengths and diameters in the range of:
A) 0.1 m to 10 m.
B) 0.3 m to 30 m.
C) 0.3 m to 100 m.
D) 1 m to 100 m.
E) 1 m to 300 m.
Page 1
,Test Bank Lehninger Principles of Biochemistry 7th Edition David L. Nelson Chapters 1-28
5. Q u e s t i o n Which group of single-celled microorganisms has many members
found growing in extreme environments?
A) bacteria
B) archaea
C) eukaryotes
D) heterotrophs
E) None of the answers is correct.
6. Q u e s t i o n The bacterium E. coli requires simple organic molecules for growth
and energy—it is therefore a:
A) chemoautotroph.
B) chemoheterotroph.
C) lithotroph.
D) photoautotroph.
E) photoheterotroph.
7. Q u e s t i o n Which is a list of organelles?
A) mitochondria, chromatin, endoplasmic reticulum
B) peroxisomes, lysosomes, plasma membrane
C) proteasomes, peroxisomes, lysosomes
D) mitochondria, endoplasmic reticulum, peroxisomes
E) All of the answers are correct.
8. Q u e s t i o n Which list has the cellular components arranged in order of
INCREASING size? A) amino acid < protein < mitochondrion < ribosome
B) amino acid < protein < ribosome < mitochondrion
C) amino acid < ribosome < protein < mitochondrion
D) protein < amino acid < mitochondrion < ribosome
E) protein < ribosome < mitochondrion < amino acid
9. Q u e s t i o n The three-dimensional structure of macromolecules is formed and
maintained primarily through noncovalent interactions. Which one of the following is
NOT considered a noncovalent interaction?
A) carbon-carbon bonds
B) hydrogen bonds
C) hydrophobic interactions
D) ionic interactions
E) van der Waals interactions
Page 2
,Test Bank Lehninger Principles of Biochemistry 7th Edition David L. Nelson Chapters 1-28
10. Q u e s t i o n Which element is NOT among the four most abundant in
living organisms? A) carbon
B) hydrogen
C) nitrogen
D) oxygen
E) phosphorus
11. Q u e s t i o n The four covalent bonds in methane (CH4) are arranged around
carbon to give which geometry?
A) linear
B) tetrahedral
C) trigonal bipyramidal
D) trigonal planar
E) trigonal pyramidal
12. Q u e s t i o n What functional groups are present on this molecule?
A) ether and aldehyde
B) hydroxyl and aldehyde
C) hydroxyl and carboxylic acid
D) hydroxyl and ester
E) hydroxyl and ketone
13. Q u e s t i o n The macromolecules that serve in the storage and transmission of
genetic information are:
A) carbohydrates.
B) lipids.
C) membranes.
D) nucleic acids.
E) proteins.
14. Q u e s t i o n Stereoisomers that are nonsuperimposable mirror images of each
other are known as: A) anomers.
B) cis-trans isomers.
C) diastereoisomers.
D) enantiomers.
E) geometric isomers.
Page 3
, Test Bank Lehninger Principles of Biochemistry 7th Edition David L. Nelson Chapters 1-28
15. Q u e s t i o n The catalog of all proteins functioning
in a cell is the: A) metabolome.
B) proteasome.
C) lysosome.
D) proteome.
E) genome.
Answer Key
1. B
2. D
3. D
4. C
5. E
6. A
7. B
8. D
9. E
10. E
11. D
12. A
13. D
14. A
15. A
16. C
17. B
18. C
19. A
20. D
21. B
22. C
23. D
Page 4
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