Page 1
k9
, TestBank:LehningerPrinciplesofBiochemistry
,8th Edition, David L. Nelson Chapters 1-28.
k9 k9 k9 k9 k9 k9
1. In a bacterial cell, the DNAis in the:
k9 k9 k9 k9 k9 k9 k9 k9
A) cell envelope. k9
B) cell membrane. k9
C) nucleoid.
D) nucleus.
E) ribosomes.
2. Amajorchange occurringin theevolutionof eukaryotesfrom prokaryotes wasthe
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
developmentof:
k9 k9
A) DNA.
B) photosynthetic capability. k9
C) plasma membranes. k9
D) ribosomes.
E) the nucleus. k9
3. In eukaryotes,the nucleus is enclosedb ya double membranecalled the:
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
A) cell membrane. k9
B) nuclear envelope. k9
C) nucleolus.
D) nucleoplasm.
E) nucleosome.
4. Thedimensions of livingcells arelimited, on thelower end bytheminimum numberof
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
biomolecules necessary for function, and on the upper end by the rate of diffusion of
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
solutes such as oxygen. Exceptforhighlyelongated cells,theyusuallyhavelengths and
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
diameters in the range of:
k9 k9 k9 k9 k9
A) 0.1 m to10 m. k9 k9 k9 k9
B) 0.3 m to30 m. k9 k9 k9 k9
C) 0.3 m to100 m. k9 k9 k9 k9
D) 1 m to100 m. k9 k9 k9 k9
E) 1 m to300 m. k9 k9 k9 k9
Page 2 k9
,5. Whichgroupofsingle-celledmicroorganisms hasmanymembersfound growingin
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
extreme environments?
k9 k9
A) bacteria
B) archaea
C) eukaryotes
D) heterotrophs
E) Noneof theanswers is correct. k9 k9 k9 k9 k9
6. ThebacteriumE.colirequires simpleorganicmoleculesfor growth and energy—itis
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
thereforea:
k9 k9
A) chemoautotroph.
B) chemoheterotroph.
C) lithotroph.
D) photoautotroph.
E) photoheterotroph.
7. Which is a list of organelles?
k9 k9 k9 k9 k9
A) mitochondria,chromatin,endoplasmicreticulum k9 k9 k9
B) peroxisomes, lysosomes, plasma membrane k9 k9 k9
C) proteasomes, peroxisomes, lysosomes k9 k9
D) mitochondria, endoplasmic reticulum, peroxisomes k9 k9 k9
E) All of theanswers are correct.
k9 k9 k9 k9 k9
8. Whichlisthasthe cellularcomponents arranged in orderof INCREASING size?
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
A) amino acid < protein <mitochondrion < ribosome
k9 k9 k9 k9 k9 k9 k9
B) aminoacid < protein < ribosome< mitochondrion
k9 k9 k9 k9 k9 k9 k9
C) amino acid < ribosome< protein < mitochondrion
k9 k9 k9 k9 k9 k9 k9
D) protein<amino acid <mitochondrion < ribosome k9 k9 k9 k9 k9 k9 k9
E) protein<ribosome <mitochondrion <amino acid k9 k9 k9 k9 k9 k9 k9
9. Thethree-dimensional structureof macromolecules is formed and maintained primarily
k9 k9 k9 k9 k9 k9 k9 k9 k9
through noncovalent interactions. Whichone of the following is NOT considered a
k9 k9 k 9 k9 k9 k9 k9 k9 k9 k9 k9
noncovalentinteraction?
k9 k9
A) carbon-carbon bonds k9
B) hydrogen bonds k9
C) hydrophobic interactions k9
D) ionic interactions k9
E) van derWaals interactions
k9 k9 k9
Page 3 k9
, 10. Whichelement is NOT amongthe four most abundant in livingorganisms?
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
A) carbon
B) hydrogen
C) nitrogen
D) oxygen
E) phosphorus
11. Thefour covalentbonds in methane(CH4) are arrangedaround carbonto givewhich
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
geometry?
k9
A) linear
B) tetrahedral
C) trigonal bipyramidal k9
D) trigonal planar k9
E) trigonal pyramidal k9
12. Whatfunctional groups arepresent on this molecule?
k9 k9 k9 k9 k9 k9 k9
A) etherand aldehyde
k9 k9
B) hydroxyl and aldehyde k9 k9
C) hydroxyl and carboxylic acid k9 k9 k9
D) hydroxyl and ester k9 k9
E) hydroxyl and ketone k9 k9
13. Themacromoleculesthat servein thestorage and transmissionof geneticinformation are:
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
A) carbohydrates.
B) lipids.
C) membranes.
D) nucleic acids. k9
E) proteins.
14. Stereoisomersthat arenonsuperimposable mirrorimages of each otherare known as:
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
A) anomers.
B) cis-trans isomers. k9
C) diastereoisomers.
D) enantiomers.
E) geometric isomers. k9
Page 4 k9
k9
, TestBank:LehningerPrinciplesofBiochemistry
,8th Edition, David L. Nelson Chapters 1-28.
k9 k9 k9 k9 k9 k9
1. In a bacterial cell, the DNAis in the:
k9 k9 k9 k9 k9 k9 k9 k9
A) cell envelope. k9
B) cell membrane. k9
C) nucleoid.
D) nucleus.
E) ribosomes.
2. Amajorchange occurringin theevolutionof eukaryotesfrom prokaryotes wasthe
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
developmentof:
k9 k9
A) DNA.
B) photosynthetic capability. k9
C) plasma membranes. k9
D) ribosomes.
E) the nucleus. k9
3. In eukaryotes,the nucleus is enclosedb ya double membranecalled the:
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
A) cell membrane. k9
B) nuclear envelope. k9
C) nucleolus.
D) nucleoplasm.
E) nucleosome.
4. Thedimensions of livingcells arelimited, on thelower end bytheminimum numberof
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
biomolecules necessary for function, and on the upper end by the rate of diffusion of
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
solutes such as oxygen. Exceptforhighlyelongated cells,theyusuallyhavelengths and
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
diameters in the range of:
k9 k9 k9 k9 k9
A) 0.1 m to10 m. k9 k9 k9 k9
B) 0.3 m to30 m. k9 k9 k9 k9
C) 0.3 m to100 m. k9 k9 k9 k9
D) 1 m to100 m. k9 k9 k9 k9
E) 1 m to300 m. k9 k9 k9 k9
Page 2 k9
,5. Whichgroupofsingle-celledmicroorganisms hasmanymembersfound growingin
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
extreme environments?
k9 k9
A) bacteria
B) archaea
C) eukaryotes
D) heterotrophs
E) Noneof theanswers is correct. k9 k9 k9 k9 k9
6. ThebacteriumE.colirequires simpleorganicmoleculesfor growth and energy—itis
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
thereforea:
k9 k9
A) chemoautotroph.
B) chemoheterotroph.
C) lithotroph.
D) photoautotroph.
E) photoheterotroph.
7. Which is a list of organelles?
k9 k9 k9 k9 k9
A) mitochondria,chromatin,endoplasmicreticulum k9 k9 k9
B) peroxisomes, lysosomes, plasma membrane k9 k9 k9
C) proteasomes, peroxisomes, lysosomes k9 k9
D) mitochondria, endoplasmic reticulum, peroxisomes k9 k9 k9
E) All of theanswers are correct.
k9 k9 k9 k9 k9
8. Whichlisthasthe cellularcomponents arranged in orderof INCREASING size?
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
A) amino acid < protein <mitochondrion < ribosome
k9 k9 k9 k9 k9 k9 k9
B) aminoacid < protein < ribosome< mitochondrion
k9 k9 k9 k9 k9 k9 k9
C) amino acid < ribosome< protein < mitochondrion
k9 k9 k9 k9 k9 k9 k9
D) protein<amino acid <mitochondrion < ribosome k9 k9 k9 k9 k9 k9 k9
E) protein<ribosome <mitochondrion <amino acid k9 k9 k9 k9 k9 k9 k9
9. Thethree-dimensional structureof macromolecules is formed and maintained primarily
k9 k9 k9 k9 k9 k9 k9 k9 k9
through noncovalent interactions. Whichone of the following is NOT considered a
k9 k9 k 9 k9 k9 k9 k9 k9 k9 k9 k9
noncovalentinteraction?
k9 k9
A) carbon-carbon bonds k9
B) hydrogen bonds k9
C) hydrophobic interactions k9
D) ionic interactions k9
E) van derWaals interactions
k9 k9 k9
Page 3 k9
, 10. Whichelement is NOT amongthe four most abundant in livingorganisms?
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
A) carbon
B) hydrogen
C) nitrogen
D) oxygen
E) phosphorus
11. Thefour covalentbonds in methane(CH4) are arrangedaround carbonto givewhich
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
geometry?
k9
A) linear
B) tetrahedral
C) trigonal bipyramidal k9
D) trigonal planar k9
E) trigonal pyramidal k9
12. Whatfunctional groups arepresent on this molecule?
k9 k9 k9 k9 k9 k9 k9
A) etherand aldehyde
k9 k9
B) hydroxyl and aldehyde k9 k9
C) hydroxyl and carboxylic acid k9 k9 k9
D) hydroxyl and ester k9 k9
E) hydroxyl and ketone k9 k9
13. Themacromoleculesthat servein thestorage and transmissionof geneticinformation are:
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
A) carbohydrates.
B) lipids.
C) membranes.
D) nucleic acids. k9
E) proteins.
14. Stereoisomersthat arenonsuperimposable mirrorimages of each otherare known as:
k9 k9 k9 k9 k9 k9 k9 k9 k9 k9 k9
A) anomers.
B) cis-trans isomers. k9
C) diastereoisomers.
D) enantiomers.
E) geometric isomers. k9
Page 4 k9
