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Test Bank For Lehninger Principles of Biochemistry, 8th Edition (Nelson, 2022), 9781319228002, All Chapters 1-28 | Complete Solution Guide A+. $18.49   Add to cart

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Test Bank For Lehninger Principles of Biochemistry, 8th Edition (Nelson, 2022), 9781319228002, All Chapters 1-28 | Complete Solution Guide A+.

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Test Bank For Lehninger Principles of Biochemistry, 8th Edition (Nelson, 2022), 9781319228002, All Chapters 1-28 | Complete Solution Guide A+.Test Bank For Lehninger Principles of Biochemistry, 8th Edition (Nelson, 2022), 9781319228002, All Chapters 1-28 | Complete Solution Guide A+.Test Bank F...

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  • October 29, 2024
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  • Lehninger Principles Of Biochemistry, 8th Edition
  • Lehninger Principles Of Biochemistry, 8th Edition
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Page 1
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, Test Bank: Lehninger Principles of
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Biochemistry, 8thEdition, David L. Nelson
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Chapters 1-28.
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1. In a bacterial cell, the DNA is in the:
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A) cell envelope. yu



B) cell membrane. yu



C) nucleoid.
D) nucleus.
E) ribosomes.


2. A major change occurring in the evolution of eukaryotes from prokaryotes was the
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development of: yu



A) DNA.
B) photosynthetic capability. yu



C) plasma membranes. yu



D) ribosomes.
E) the nucleus. yu




3. In eukaryotes, the nucleus is enclosed by a double membrane called the:
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A) cell membrane. yu



B) nuclear envelope. yu



C) nucleolus.
D) nucleoplasm.
E) nucleosome.


4. The dimensions of living cells are limited, on the lower end by the minimum number
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ofbiomolecules necessary for function, and on the upper end by the rate of diffusion
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of
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solutes such as oxygen. Except for highly elongated cells, they usually have lengths
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anddiameters in the range of:
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A) 0.1 m to 10 m. yu yu yu yu



B) 0.3 m to 30 m. yu yu yu yu



C) 0.3 m to 100 m. yu yu yu yu



D) 1 m to 100 m. yu yu yu yu




E) 1 m to 300 m. yu yu yu yu




Page 2 yu

,5. Which group of single-celled microorganisms has many members found growing in
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extreme environments?
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A) bacteria
B) archaea
C) eukaryotes
D) heterotrophs
E) None of the answers is correct.
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6. The bacterium E. coli requires simple organic molecules for growth and energy—it is
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therefore a: yu



A) chemoautotroph.
B) chemoheterotroph.
C) lithotroph.
D) photoautotroph.
E) photoheterotroph.


7. Which is a list of organelles?
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A) mitochondria, chromatin, endoplasmic reticulum yu yu yu



B) peroxisomes, lysosomes, plasma membrane yu yu yu



C) proteasomes, peroxisomes, lysosomes yu yu



D) mitochondria, endoplasmic reticulum, peroxisomes yu yu yu



E) All of the answers are correct.
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8. Which list has the cellular components arranged in order of INCREASING size?
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A) amino acid < protein < mitochondrion < ribosome
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B) amino acid < protein < ribosome < mitochondrion
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C) amino acid < ribosome < protein < mitochondrion
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D) protein < amino acid < mitochondrion < ribosome
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E) protein < ribosome < mitochondrion < amino acid
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9. The three-dimensional structure of macromolecules is formed and maintained
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yuprimarilythrough noncovalent interactions. Which one of the following is NOT
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yuconsidered a yu



noncovalent interaction? yu



A) carbon-carbon bonds yu



B) hydrogen bonds yu



C) hydrophobic interactions yu



D) ionic interactions yu



E) van der Waals interactions
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Page 3 yu

, 10. Which element is NOT among the four most abundant in living organisms?
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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
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geometry?
A) linear
B) tetrahedral
C) trigonal bipyramidal yu



D) trigonal planar yu



E) trigonal pyramidal yu




12. What functional groups are present on this molecule?
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A) ether and aldehyde
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B) hydroxyl and aldehyde yu yu



C) hydroxyl and carboxylic acid
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D) hydroxyl and ester yu yu



E) hydroxyl and ketone yu yu




13. The macromolecules that serve in the storage and transmission of genetic information
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are:
A) carbohydrates.
B) lipids.
C) membranes.
D) nucleic acids. yu



E) proteins.


14. Stereoisomers that are nonsuperimposable mirror images of each other are known as:
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A) anomers.
B) cis-trans isomers. yu



C) diastereoisomers.
D) enantiomers.
E) geometric isomers. yu




Page 4 yu

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