Test Bank - Lehninger Principles of Biochemistry, 8th Edition (Nelson) Chapter 1-28 | All Chapters | complete study Guide.Test Bank - Lehninger Principles of Biochemistry, 8th Edition (Nelson) Chapter 1-28 | All Chapters | complete study Guide.Test Bank - Lehninger Principles of Biochemistry, 8th E...
9. The three-dimensional structure of macromolecules is formed and maintained
YP YP YP YP YP YP YP YP
primarily through noncovalent interactions. Which one of the following is NOT
YP YP YP YP Y P YP YP YP YP YP YP
YPconsidered a noncovalent interaction? YP YP YP
A) carbon-carbon bonds YP
B) hydrogen bonds YP
C) hydrophobic interactions YP
D) ionic interactions YP
E) van der Waals interactions
YP YP YP
10. Which element is NOT among the four most abundant in living organisms?
YP YP YP YP YP YP YP YP YP YP YP
A) carbon
B) hydrogen
C) nitrogen
D) oxygen
E) phosphorus
Page 2 YP
, 11. The four covalent bonds in methane (CH4) are arranged around carbon to give
YP YP YP YP YP YP YP YP YP YP YP YP
which geometry?
YP YP
A) linear
B) tetrahedral
C) trigonal bipyramidal YP
D) trigonal planar YP
E) trigonal pyramidal YP
12. What functional groups are present on this molecule?
YP YP YP YP YP YP YP
A) ether and aldehyde
YP YP
B) hydroxyl and aldehyde YP YP
C) hydroxyl and carboxylic acid YP YP YP
D) hydroxyl and ester YP YP
E) hydroxyl and ketone YP YP
13. The macromolecules that serve in the storage and transmission of genetic
YP YP YP YP YP YP YP YP YP YP
information are:
YP YP
A) carbohydrates.
B) lipids.
C) membranes.
D) nucleic acids. YP
E) proteins.
14. Stereoisomers that are nonsuperimposable mirror images of each other are known as:
YP YP YP YP YP YP YP YP YP YP YP
A) anomers.
B) cis-trans isomers. YP
C) diastereoisomers.
D) enantiomers.
E) geometric isomers. YP
15. The YP catalog of all proteins functioning in a cell is the:
YP YP YP YP YP YP YP YP YP
A) metabolome.
B) proteasome.
C) lysosome.
D) proteome.
E) genome.
Page 3 YP
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