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Test Bank For Lehninger Principles of Biochemistry, 8th Edition (Nelson, 2022), 9781319228002, Chapter 1-28 All Chapters with Answers and Rational $17.99   Add to cart

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Test Bank For Lehninger Principles of Biochemistry, 8th Edition (Nelson, 2022), 9781319228002, Chapter 1-28 All Chapters with Answers and Rational

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Test Bank For Lehninger Principles of Biochemistry, 8th Edition (Nelson, 2022), 9781319228002, Chapter 1-28 All Chapters with Answers and Rational

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  • November 11, 2024
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  • Lehninger Principles Of Biochemistry, 8th E
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Page 1
qi

, Test Bank: Lehninger Principles of Biochemistry, 8th Editio
qi qi qi qi qi qi qi




n, David L. Nelson Chapters 1-28. qi qi qi qi qi




1. In a bacterial cell, the DNA is in the:
qi qi qi qi qi qi qi qi


A) cell envelope. qi


B) cell membrane. qi


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


2. A major change occurring in the evolution of eukaryotes from prokaryotes was the
qi qi qi qi qi qi qi qi qi qi qi qi


development of: qi


A) DNA.
B) photosynthetic capability. qi


C) plasma membranes. qi


D) ribosomes.
E) the nucleus. qi




3. In eukaryotes, the nucleus is enclosed by a double membrane called the:
qi qi qi qi qi qi qi qi qi qi qi


A) cell membrane. qi


B) nuclear envelope. qi


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


4. The dimensions of living cells are limited, on the lower end by the minimum number of
qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi


biomolecules necessary for function, and on the upper end by the rate of diffusion of
qi qi qi qi qi qi qi qi qi qi qi qi qi qi qi


solutes such as oxygen. Except for highly elongated cells, they usually have lengths and
qi qi qi qi qi qi qi qi qi qi qi qi qi qi


diameters in the range of: qi qi qi qi


A) 0.1 m to 10 m. qi qi qi qi


B) 0.3 m to 30 m. qi qi qi qi


C) 0.3 m to 100 m. qi qi qi qi


D) 1 m to 100 m. qi qi qi qi


E) 1 m to 300 m. qi qi qi qi




Page 2qi

,5. Which group of single-celled microorganisms has many members found growing in
qi qi qi qi qi qi qi qi qi qi


extreme environments?
qi


A) bacteria
B) archaea
C) eukaryotes
D) heterotrophs
E) None of the answers is correct.
qi qi qi qi qi




6. The bacterium E. coli requires simple organic molecules for growth and energy—it is
qi qi qi qi qi qi qi qi qi qi qi qi


therefore a: qi


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


7. Which is a list of organelles?
qi qi qi qi qi


A) mitochondria, chromatin, endoplasmic reticulum qi qi qi


B) peroxisomes, lysosomes, plasma membrane qi qi qi


C) proteasomes, peroxisomes, lysosomes qi qi


D) mitochondria, endoplasmic reticulum, peroxisomes qi qi qi


E) All of the answers are correct.
qi qi qi qi qi




8. Which list has the cellular components arranged in order of INCREASING size?
qi qi qi qi qi qi qi qi qi qi qi


A) amino acid < protein < mitochondrion < ribosome
qi qi qi qi qi qi qi


B) amino acid < protein < ribosome < mitochondrion
qi qi qi qi qi qi qi


C) amino acid < ribosome < protein < mitochondrion
qi qi qi qi qi qi qi


D) protein < amino acid < mitochondrion < ribosome
qi qi qi qi qi qi qi


E) protein < ribosome < mitochondrion < amino acid
qi qi qi qi qi qi qi




9. The three-
qi


dimensional structure of macromolecules is formed and maintained primarily through n
qi qi qi qi qi qi qi qi qi qi


oncovalent interactions. Which one of the following is NOT considered a
qi q i qi qi qi qi qi qi qi qi


noncovalent interaction? qi


A) carbon-carbon bonds qi


B) hydrogen bonds qi


C) hydrophobic interactions qi


D) ionic interactions qi




Page 3 qi

, E) van der Waals interactions
qi qi qi


10. Which element is NOT among the four most abundant in living organisms?
qi qi qi qi qi qi qi qi qi qi qi


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
qi qi qi qi qi qi qi qi qi qi qi qi qi


geometry?
A) linear
B) tetrahedral
C) trigonal bipyramidal qi


D) trigonal planar qi


E) trigonal pyramidal qi




12. What functional groups are present on this molecule?
qi qi qi qi qi qi qi




A) ether and aldehyde
qi qi


B) hydroxyl and aldehyde qi qi


C) hydroxyl and carboxylic acid
qi qi qi


D) hydroxyl and ester qi qi


E) hydroxyl and ketone qi qi




13. The macromolecules that serve in the storage and transmission of genetic information
qi qi qi qi qi qi qi qi qi qi qi


are:
A) carbohydrates.
B) lipids.
C) membranes.
D) nucleic acids. qi


E) proteins.


14. Stereoisomers that are nonsuperimposable mirror images of each other are known as:
qi qi qi qi qi qi qi qi qi qi qi




Page 4 qi

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