Page 1
fm
,1. In a bacterial cell, the DNA is in the:
fm fm fm fm fm fm fm fm
A) cell envelope. fm
B) cell membrane. fm
C) nucleoid.
D) nucleus.
E) ribosomes.
2. A major change occurring in the evolution of eukaryotes from prokaryotes was the
fm fm fm fm fm fm fm fm fm fm fm fm
development of: fm
A) DNA.
B) photosynthetic capability. fm
C) plasma membranes. fm
D) ribosomes.
E) the nucleus. fm
3. In eukaryotes, the nucleus is enclosed by a double membrane called the:
fm fm fm fm fm fm fm fm fm fm fm
A) cell membrane. fm
B) nuclear envelope. fm
C) nucleolus.
D) nucleoplasm.
E) nucleosome.
4. The dimensions of living cells are limited, on the lower end by the minimum number o
fm fm fm fm fm fm fm fm fm fm fm fm fm fm fm
f biomolecules necessary for function, and on the upper end by the rate of diffusion of
fm fm fm fm fm fm fm fm fm fm fm fm fm fm fm
solutes such as oxygen. Except for highly elongated cells, they usually have lengths and
fm fm fm fm fm fm fm fm fm fm fm fm fm
diameters in the range of:
fm fm fm fm fm
A) 0.1 m to 10 m. fm fm fm fm
B) 0.3 m to 30 m. fm fm fm fm
C) 0.3 m to 100 m. fm fm fm fm
D) 1 m to 100 m. fm fm fm fm
E) 1 m to 300 m. fm fm fm fm
Page 2 fm
,5. Which group of single-celled microorganisms has many members found growing in
fm fm fm fm fm fm fm fm fm fm
extreme environments?
fm
A) bacteria
B) archaea
C) eukaryotes
D) heterotrophs
E) None of the answers is correct.
fm fm fm fm fm
6. The bacterium E. coli requires simple organic molecules for growth and energy—it is
fm fm fm fm fm fm fm fm fm fm fm fm
therefore a: fm
A) chemoautotroph.
B) chemoheterotroph.
C) lithotroph.
D) photoautotroph.
E) photoheterotroph.
7. Which is a list of organelles?
fm fm fm fm fm
A) mitochondria, chromatin, endoplasmic reticulum fm fm fm
B) peroxisomes, lysosomes, plasma membrane fm fm fm
C) proteasomes, peroxisomes, lysosomes fm fm
D) mitochondria, endoplasmic reticulum, peroxisomes fm fm fm
E) All of the answers are correct.
fm fm fm fm fm
8. Which list has the cellular components arranged in order of INCREASING size?
fm fm fm fm fm fm fm fm fm fm fm
A) amino acid < protein < mitochondrion < ribosome
fm fm fm fm fm fm fm
B) amino acid < protein < ribosome < mitochondrion
fm fm fm fm fm fm fm
C) amino acid < ribosome < protein < mitochondrion
fm fm fm fm fm fm fm
D) protein < amino acid < mitochondrion < ribosome
fm fm fm fm fm fm fm
E) protein < ribosome < mitochondrion < amino acid
fm fm fm fm fm fm fm
9. The three-
fm
dimensional structure of macromolecules is formed and maintained primarily through n
fm fm fm fm fm fm fm fm fm fm
oncovalent interactions. Which one of the following is NOT considered a
fm f m fm fm fm fm fm fm fm fm
noncovalent interaction? fm
A) carbon-carbon bonds fm
B) hydrogen bonds fm
C) hydrophobic interactions fm
D) ionic interactions fm
Page 3 fm
, E) van der Waals interactions
fm fm fm
10. Which element is NOT among the four most abundant in living organisms?
fm fm fm fm fm fm fm fm fm fm fm
A) carbon
B) hydrogen
C) nitrogen
D) oxygen
E) phosphorus
11. The four covalent bonds in methane (CH4) are arranged around carbon to give whic
fm fm fm fm fm fm fm fm fm fm fm fm fm
h
geometry?
A) linear
B) tetrahedral
C) trigonal bipyramidal fm
D) trigonal planar fm
E) trigonal pyramidal fm
12. What functional groups are present on this molecule?
fm fm fm fm fm fm fm
A) ether and aldehyde
fm fm
B) hydroxyl and aldehyde fm fm
C) hydroxyl and carboxylic acid
fm fm fm
D) hydroxyl and ester fm fm
E) hydroxyl and ketone fm fm
13. The macromolecules that serve in the storage and transmission of genetic information
fm fm fm fm fm fm fm fm fm fm fm
are:
A) carbohydrates.
B) lipids.
C) membranes.
D) nucleic acids. fm
E) proteins.
Page 4 fm
fm
,1. In a bacterial cell, the DNA is in the:
fm fm fm fm fm fm fm fm
A) cell envelope. fm
B) cell membrane. fm
C) nucleoid.
D) nucleus.
E) ribosomes.
2. A major change occurring in the evolution of eukaryotes from prokaryotes was the
fm fm fm fm fm fm fm fm fm fm fm fm
development of: fm
A) DNA.
B) photosynthetic capability. fm
C) plasma membranes. fm
D) ribosomes.
E) the nucleus. fm
3. In eukaryotes, the nucleus is enclosed by a double membrane called the:
fm fm fm fm fm fm fm fm fm fm fm
A) cell membrane. fm
B) nuclear envelope. fm
C) nucleolus.
D) nucleoplasm.
E) nucleosome.
4. The dimensions of living cells are limited, on the lower end by the minimum number o
fm fm fm fm fm fm fm fm fm fm fm fm fm fm fm
f biomolecules necessary for function, and on the upper end by the rate of diffusion of
fm fm fm fm fm fm fm fm fm fm fm fm fm fm fm
solutes such as oxygen. Except for highly elongated cells, they usually have lengths and
fm fm fm fm fm fm fm fm fm fm fm fm fm
diameters in the range of:
fm fm fm fm fm
A) 0.1 m to 10 m. fm fm fm fm
B) 0.3 m to 30 m. fm fm fm fm
C) 0.3 m to 100 m. fm fm fm fm
D) 1 m to 100 m. fm fm fm fm
E) 1 m to 300 m. fm fm fm fm
Page 2 fm
,5. Which group of single-celled microorganisms has many members found growing in
fm fm fm fm fm fm fm fm fm fm
extreme environments?
fm
A) bacteria
B) archaea
C) eukaryotes
D) heterotrophs
E) None of the answers is correct.
fm fm fm fm fm
6. The bacterium E. coli requires simple organic molecules for growth and energy—it is
fm fm fm fm fm fm fm fm fm fm fm fm
therefore a: fm
A) chemoautotroph.
B) chemoheterotroph.
C) lithotroph.
D) photoautotroph.
E) photoheterotroph.
7. Which is a list of organelles?
fm fm fm fm fm
A) mitochondria, chromatin, endoplasmic reticulum fm fm fm
B) peroxisomes, lysosomes, plasma membrane fm fm fm
C) proteasomes, peroxisomes, lysosomes fm fm
D) mitochondria, endoplasmic reticulum, peroxisomes fm fm fm
E) All of the answers are correct.
fm fm fm fm fm
8. Which list has the cellular components arranged in order of INCREASING size?
fm fm fm fm fm fm fm fm fm fm fm
A) amino acid < protein < mitochondrion < ribosome
fm fm fm fm fm fm fm
B) amino acid < protein < ribosome < mitochondrion
fm fm fm fm fm fm fm
C) amino acid < ribosome < protein < mitochondrion
fm fm fm fm fm fm fm
D) protein < amino acid < mitochondrion < ribosome
fm fm fm fm fm fm fm
E) protein < ribosome < mitochondrion < amino acid
fm fm fm fm fm fm fm
9. The three-
fm
dimensional structure of macromolecules is formed and maintained primarily through n
fm fm fm fm fm fm fm fm fm fm
oncovalent interactions. Which one of the following is NOT considered a
fm f m fm fm fm fm fm fm fm fm
noncovalent interaction? fm
A) carbon-carbon bonds fm
B) hydrogen bonds fm
C) hydrophobic interactions fm
D) ionic interactions fm
Page 3 fm
, E) van der Waals interactions
fm fm fm
10. Which element is NOT among the four most abundant in living organisms?
fm fm fm fm fm fm fm fm fm fm fm
A) carbon
B) hydrogen
C) nitrogen
D) oxygen
E) phosphorus
11. The four covalent bonds in methane (CH4) are arranged around carbon to give whic
fm fm fm fm fm fm fm fm fm fm fm fm fm
h
geometry?
A) linear
B) tetrahedral
C) trigonal bipyramidal fm
D) trigonal planar fm
E) trigonal pyramidal fm
12. What functional groups are present on this molecule?
fm fm fm fm fm fm fm
A) ether and aldehyde
fm fm
B) hydroxyl and aldehyde fm fm
C) hydroxyl and carboxylic acid
fm fm fm
D) hydroxyl and ester fm fm
E) hydroxyl and ketone fm fm
13. The macromolecules that serve in the storage and transmission of genetic information
fm fm fm fm fm fm fm fm fm fm fm
are:
A) carbohydrates.
B) lipids.
C) membranes.
D) nucleic acids. fm
E) proteins.
Page 4 fm
