Biology 141 Final Exam Questions
Study online at https://quizlet.com/_7n791m
1. In the process of science, what is the role of the Hy- To provide a testable sci-
pothesis? entific explanation for an
observation.
a. to provide a testable scientific explanation for an
observation
b. to provide a testable scientific explanation for ob-
servation.
c. To make a generalization from a large number of
observations (inductive reasoning).
d. To expose a normal human tendencies such as bias,
stubbornness, and need for attention.
2. _________________ reactions form bonds between Dehydration;Hydrolysis
monomers to form a polymer, and ________________ re-
actions break bonds in a polymer to form individual
monomers.
a. Hydrolysis; Dehydration
b. Lipolysis; Condensation
c. Dehydration;Hydrolysis
d. Polymerization; Monomerization
3. Which of of the following shows the correct classifica- Class-Order-Family
tion levels, from more inclusive (has more organisms)
to less inclusive?
a. Oder-Family-Phylum
b. Kingdom-Domain-Phylum
c. Family-Genus-Class
d. Phylum-Family-Oder
e. Class-Order-Family
4.
, Biology 141 Final Exam Questions
Study online at https://quizlet.com/_7n791m
Which of the following scenarios is the best example During heavy exercise
of Homeostasis? your blood pH may de-
crease slightly from 7.4 to
a. Water temperature changes rapidly when exposed 7.3
to direct sunlight
b. Offspring have the same genetic material of the two
parents, half from each parent.
c. During heavy exercise your blood pH may decrease
slightly, from 7.4 to 7.3
d. Body temperature is controlled precisely at 98.6°F
at all times.
5. A saturated fat molecule: contains only single co-
valent bonds between its
a. will typically have several hydroxyl functional carbon atoms
groups
b. Contains only single covalent bonds between its
carbon atoms
c. Has a greater number of double bonds then a un-
saturated fat module
d. Has an outer electron shell with 8 electrons
6. Compared with ^31P, the radioactive isotope ^32P One more neutron
has:
a. a different atomic number
b. One more proton
c. One more electron
d. One more neutron
7. Organisms capable of inhabiting Earth's most ex- Domain Archaea
treme environments, such as volcanic springs and
acid pools, belong to which group?
, Biology 141 Final Exam Questions
Study online at https://quizlet.com/_7n791m
a. Domain Animalia
b. Domain Archaea
c. Domain bacteria
d. Domain Extremophila
e. Domain fungi
8. On food packages, to what does the term fiber usually cellulose
refer?
a. Cellulose
b. Polypeptides
c. Starch
d. Amylopectin
9. The quaternary structure of a protein is determined interactions between mul-
by: tiple polypeptides
a. The formation of α-sheets and ß-polarities
b. Hydrogen bonding between adjacent nucleotides
c. Interactions of purine and pyrimidine R groups
d. Interactions between multiple polypeptides
10. Which statement is TRUE regarding Phospholipids? They consist of a diglyc-
eride, phosphate, and a
a. The nonpolar heads will interact with water, while polar head group.
the polar tails will come together in the interior of a
membrane lipid bilayer
b. They form triglycerides in adipose tissue
c. They consist of a diglyceride, phosphate, and a polar
head group.
d. Saturated fatty acids make a membrane more fluid,
due to the water saturation
, Biology 141 Final Exam Questions
Study online at https://quizlet.com/_7n791m
11. The exoskeleton of insects is composed of: chitin
a. chitin
b. cellulose
c. quaternary proteins
d. sulfhydryl functional groups
e. pyrimidines
12. Adenine and Guanine are: Purines, double-ring
structures
a. Pyrimidines, single-ring structures
b. Purines, double-ring structures
c. Polar head groups
d. Saturated fatty acids
13. Amylose and Amylopectin are: polysaccharides in plants
a. Wrapped around each other to form a double helix
b. Joined together with peptide bonds
c. Found in adipose tissue
d. Polysaccharides in plants
14. A disease causes a reduction of the production of Fats
Glycerol in your liver, you liver does not make Glycerol.
Your liver therefore would most likely also have a low
concentration of:
a. ß-glucose
b. Glycogen
c. Fats
d. Nucleic acids
e. Purines
Study online at https://quizlet.com/_7n791m
1. In the process of science, what is the role of the Hy- To provide a testable sci-
pothesis? entific explanation for an
observation.
a. to provide a testable scientific explanation for an
observation
b. to provide a testable scientific explanation for ob-
servation.
c. To make a generalization from a large number of
observations (inductive reasoning).
d. To expose a normal human tendencies such as bias,
stubbornness, and need for attention.
2. _________________ reactions form bonds between Dehydration;Hydrolysis
monomers to form a polymer, and ________________ re-
actions break bonds in a polymer to form individual
monomers.
a. Hydrolysis; Dehydration
b. Lipolysis; Condensation
c. Dehydration;Hydrolysis
d. Polymerization; Monomerization
3. Which of of the following shows the correct classifica- Class-Order-Family
tion levels, from more inclusive (has more organisms)
to less inclusive?
a. Oder-Family-Phylum
b. Kingdom-Domain-Phylum
c. Family-Genus-Class
d. Phylum-Family-Oder
e. Class-Order-Family
4.
, Biology 141 Final Exam Questions
Study online at https://quizlet.com/_7n791m
Which of the following scenarios is the best example During heavy exercise
of Homeostasis? your blood pH may de-
crease slightly from 7.4 to
a. Water temperature changes rapidly when exposed 7.3
to direct sunlight
b. Offspring have the same genetic material of the two
parents, half from each parent.
c. During heavy exercise your blood pH may decrease
slightly, from 7.4 to 7.3
d. Body temperature is controlled precisely at 98.6°F
at all times.
5. A saturated fat molecule: contains only single co-
valent bonds between its
a. will typically have several hydroxyl functional carbon atoms
groups
b. Contains only single covalent bonds between its
carbon atoms
c. Has a greater number of double bonds then a un-
saturated fat module
d. Has an outer electron shell with 8 electrons
6. Compared with ^31P, the radioactive isotope ^32P One more neutron
has:
a. a different atomic number
b. One more proton
c. One more electron
d. One more neutron
7. Organisms capable of inhabiting Earth's most ex- Domain Archaea
treme environments, such as volcanic springs and
acid pools, belong to which group?
, Biology 141 Final Exam Questions
Study online at https://quizlet.com/_7n791m
a. Domain Animalia
b. Domain Archaea
c. Domain bacteria
d. Domain Extremophila
e. Domain fungi
8. On food packages, to what does the term fiber usually cellulose
refer?
a. Cellulose
b. Polypeptides
c. Starch
d. Amylopectin
9. The quaternary structure of a protein is determined interactions between mul-
by: tiple polypeptides
a. The formation of α-sheets and ß-polarities
b. Hydrogen bonding between adjacent nucleotides
c. Interactions of purine and pyrimidine R groups
d. Interactions between multiple polypeptides
10. Which statement is TRUE regarding Phospholipids? They consist of a diglyc-
eride, phosphate, and a
a. The nonpolar heads will interact with water, while polar head group.
the polar tails will come together in the interior of a
membrane lipid bilayer
b. They form triglycerides in adipose tissue
c. They consist of a diglyceride, phosphate, and a polar
head group.
d. Saturated fatty acids make a membrane more fluid,
due to the water saturation
, Biology 141 Final Exam Questions
Study online at https://quizlet.com/_7n791m
11. The exoskeleton of insects is composed of: chitin
a. chitin
b. cellulose
c. quaternary proteins
d. sulfhydryl functional groups
e. pyrimidines
12. Adenine and Guanine are: Purines, double-ring
structures
a. Pyrimidines, single-ring structures
b. Purines, double-ring structures
c. Polar head groups
d. Saturated fatty acids
13. Amylose and Amylopectin are: polysaccharides in plants
a. Wrapped around each other to form a double helix
b. Joined together with peptide bonds
c. Found in adipose tissue
d. Polysaccharides in plants
14. A disease causes a reduction of the production of Fats
Glycerol in your liver, you liver does not make Glycerol.
Your liver therefore would most likely also have a low
concentration of:
a. ß-glucose
b. Glycogen
c. Fats
d. Nucleic acids
e. Purines
