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Test Bank For Lehninger Principles of Biochemistry, 8th Edition (Nelson, 2022), 9781319228002, Chapter 1-28 All Chapters with Answers and Rationals Graded A+$18.48
Test Bank For Lehninger Principles of Biochemistry, 8th Edition (Nelson, 2022), 9781319228002, Chapter 1-28 All Chapters with Answers and Rationals Graded A+
Test Bank For Lehninger Principles of Biochemistry, 8th Edition (Nelson, 2022), 9781319228002, Chapter 1-28 All Chapters with Answers and Rationals Graded A+Test Bank For Lehninger Principles of Biochemistry, 8th Edition (Nelson, 2022), 9781319228002, Chapter 1-28 All Chapters with Answers and Rat...
TestBank:LehningerPrinciplesofBiochemistry,8th
Edition, David L. Nelson Chapters 1-28.
mi mi mi mi mi mi
1. In a bacterial cell, the DNA is in the:
mi mi mi mi mi mi mi mi
A) cell envelope. mi
B) cell membrane. mi
C) nucleoid.
D) nucleus.
E) ribosomes.
2. A major change occurringin the evolution of eukaryotes from prokaryotes was the
mi mi mi m
i mi mi mi mi mi mi mi mi
development of:
mi mi
A) DNA.
B) photosynthetic capability. mi
C) plasma membranes. mi
D) ribosomes.
E) the nucleus. mi
3. In eukaryotes, the nucleus is enclosed b ya double membrane called the:
mi mi mi mi mi mi mi mi mi mi
A) cell membrane. mi
B) nuclear envelope. mi
C) nucleolus.
D) nucleoplasm.
E) nucleosome.
4. The dimensions of living cells are limited, on the lower end bythe minimum number of
m
i mi mi mi mi mi mi mi mi mi mi mi mi mi
biomolecules necessary for function, and on the upper end by the rate of diffusion of
mi mi mi mi mi mi mi mi mi mi mi mi mi mi mi
solutes such as oxygen. Except for highlyelongated cells, theyusuallyhave lengths and
mi mi mi mi mi m
i mi mi mi mi
diameters in the range of:
mi mi mi mi mi
A) 0.1 m to 10 m. mi mi mi mi
B) 0.3 m to 30 m. mi mi mi mi
C) 0.3 m to 100 m. mi mi mi mi
D) 1 m to 100 m. mi mi mi mi
E) 1 m to 300 m. mi mi mi mi
Page 1 mi
,5. Which group of single-celled microorganisms has manymembers found growing in
mi mi mi mi mi mi m
i mi mi m
i
extreme environments?
mi mi
A) bacteria
B) archaea
C) eukaryotes
D) heterotrophs
E) None of the answers is correct.
m
i mi mi mi mi
6. The bacterium E. coli requires simple organic molecules for growth and energy—it is
m
i mi mi mi mi mi mi mi mi mi mi mi
therefore a:
mi m
i
A) chemoautotroph.
B) chemoheterotroph.
C) lithotroph.
D) photoautotroph.
E) photoheterotroph.
7. Which is a list of organelles?
mi mi mi mi mi
A) mitochondria, chromatin, endoplasmic reticulum mi mi mi
B) peroxisomes, lysosomes, plasma membrane mi mi mi
C) proteasomes, peroxisomes, lysosomes mi mi
D) mitochondria, endoplasmic reticulum, peroxisomes mi mi mi
E) All of the answers are correct.
mi mi mi mi mi
8. Whichlist has the cellular components arranged in order of INCREASING size?
im mi mi mi mi mi mi mi mi mi mi
A) amino acid < protein < mitochondrion < ribosome
mi mi mi mi mi mi mi
B) amino acid < protein < ribosome < mitochondrion
mi mi mi mi mi mi mi
C) amino acid < ribosome < protein < mitochondrion
mi mi mi mi mi mi mi
D) protein < amino acid < mitochondrion < ribosome
mi mi mi mi mi mi mi
E) protein < ribosome < mitochondrion < amino acid
mi mi mi m
i mi mi mi
9. Thethree-dimensional structure of macromolecules is formed and maintained primarily
m
i mi mi mi mi mi mi mi mi
through noncovalent interactions. Which one of the following is NOT considered a
mi mi m i mi mi mi mi mi mi mi mi
noncovalent interaction?
mi mi
A) carbon-carbon bonds mi
B) hydrogen bonds mi
C) hydrophobic interactions mi
D) ionic interactions mi
E) van der Waals interactions
mi mi mi
Page 2 mi
,10. Whichelement is NOT among the four most abundant in living organisms?
m
i mi mi mi m
i mi mi mi mi mi mi
A) carbon
B) hydrogen
C) nitrogen
D) oxygen
E) phosphorus
11. The four covalent bonds in methane (CH4) are arranged around carbon to give which
m
i mi mi mi mi mi mi mi mi mi mi mi mi
geometry?
mi
A) linear
B) tetrahedral
C) trigonal bipyramidal mi
D) trigonal planar mi
E) trigonal pyramidal mi
12. What functional groups are present on this molecule?
mi mi mi mi mi mi mi
A) ether and aldehyde
m
i mi
B) hydroxyl and aldehyde mi mi
C) hydroxyl and carboxylic acid mi mi mi
D) hydroxyl and ester mi mi
E) hydroxyl and ketone mi mi
13. Themacromolecules that serve in the storage and transmission of genetic information
m
i mi mi mi mi mi mi mi mi mi mi
are:
mi
A) carbohydrates.
B) lipids.
C) membranes.
D) nucleic acids. mi
E) proteins.
14. Stereoisomers that are nonsuperimposable mirror images of each other are known as:
mi mi mi mi mi mi mi mi mi mi mi
A) anomers.
B) cis-trans isomers. mi
C) diastereoisomers.
D) enantiomers.
E) geometric isomers. mi
Page 3 mi
, 15. The catalog of all proteins functioning in a cell is the:
m
i m
i mi mi mi m
i mi mi mi mi
A) metabolome.
B) proteasome.
C) lysosome.
D) proteome.
E) genome.
AnswerKey
m
i
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 mi
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