AP Biology [Practice AP Exam] Questions and
Answers (Graded A)
[C] They Include compartments where hydrogen ions are concentrated.
[1] Which of the following is true of both mitochondria and chloroplasts?
-----------------------------------------------
[A] They are found in the cells of eukaryotic autotrophs and heterotrophs.
[B] They include stacks of membranes that absorb light.
[C] They Include compartments where hydrogen ions are concentrated.
[D] They produce sugars using energy harvested in the cytoplasm.
[E] They break down sugar to produce ATP.
[D] interactions between amino acids present in the polypeptide.
[2] The tertiary structure and function of a polypeptide is principally determined by the:
-----------------------------------------------
[A] length of the polypeptide.
[B] number of nucleotides present in the polypeptide.
[C] repeated units of glycerol making up the polypeptide.
[D] interactions between amino acids present in the polypeptide.
[E] number of introns within the polypeptide.
[B] Two
[3] In a species that has five different alleles for a gene at a particular locus, how many different
alleles may be present in the somatic cells of one diploid individual?
-----------------------------------------------
[A] One
[B] Two
[C] Three
[D] Four
[E] Five
[C] swell and lyse
[4] If red blood cells cultured in an isotonic medium are placed in distilled water, they will most likely:
-----------------------------------------------
[A] remain unchanged
[B] shrivel
[C] swell and lyse
[D] divide
,[E] become dormant
[C] DNA sequence comparisons
[5] The best evidence that the giant panda is more closely related to bears than is the racoonlike
lesser panda involves:
(Note from Matthew: I swear this is the wording on the test)
-----------------------------------------------
[A] comparative anatomy
[B] comparative embryology
[C] DNA sequence comparisons
[D] behavioral simliarities
[E] fossil records
[D] Pulmonary vein
[6] Which of the following structures contains highly oxygenated blood?
-----------------------------------------------
[A] Vena cava
[B] Right ventricle
[C] Pulmonary artery
[D] Pulmonary vein
[E] Jugular vein
[A] A triglyceride
[7] Metabolism of which the following molecules results in the greatest net usable energy per gram?
-----------------------------------------------
[A] A triglyceride
[B] A tripetide
[C] An alpha-linked disaccharide
[D] A beta-linked disaccharide
[E] An anabolic steriod
[B] rough endoplasmic reticulum
[8] Cells that make up salivary glands would be expected to contain a relatively large amount of:
-----------------------------------------------
[A] smooth endoplasmic reticulum
[B] rough endoplasmic reticulum
[C] genetic material
, [D] lipids
[E] peroxisomes
[C] Prokaryotes are structurally less complex than eukaryotes are.
[9] Which of the following characteristics distinguishes prokaryotic organisms from eukaryotic
organisms?
-----------------------------------------------
[A] Prokaryotes are unicellular, while all eukaryotes are multicellular.
[B] Prokaryotes are aquatic, while eukaryotes are terrestrial.
[C] Prokaryotes are structurally less complex than eukaryotes are.
[D] Prokaryotes require a host to replicate, while eukaryotes do not.
[E] Prokaryotes lack a cell membrane, while eukaryotes do not.
[A] recycling of matter
[10] An important role of soil microbes in biological systems is the:
-----------------------------------------------
[A] recycling of matter
[B] creation of biomass
[C] causing of disease
[D] production of energy
[E] degradation of energy
[B] Tay-Sachs disease
[11] Which of the following diseases is caused by the lack of a functional gene responsible for a
specific enzyme?
-----------------------------------------------
[A] Down Syndrome
[B] Tay-Sachs disease
[C] Ricketts
[D] Malaria
[E] Influenza
[D] 9
[12] How many different genotypes are possible from the cross shown above?
-----------------------------------------------
[A] 2
[B] 4
[C] 7
Answers (Graded A)
[C] They Include compartments where hydrogen ions are concentrated.
[1] Which of the following is true of both mitochondria and chloroplasts?
-----------------------------------------------
[A] They are found in the cells of eukaryotic autotrophs and heterotrophs.
[B] They include stacks of membranes that absorb light.
[C] They Include compartments where hydrogen ions are concentrated.
[D] They produce sugars using energy harvested in the cytoplasm.
[E] They break down sugar to produce ATP.
[D] interactions between amino acids present in the polypeptide.
[2] The tertiary structure and function of a polypeptide is principally determined by the:
-----------------------------------------------
[A] length of the polypeptide.
[B] number of nucleotides present in the polypeptide.
[C] repeated units of glycerol making up the polypeptide.
[D] interactions between amino acids present in the polypeptide.
[E] number of introns within the polypeptide.
[B] Two
[3] In a species that has five different alleles for a gene at a particular locus, how many different
alleles may be present in the somatic cells of one diploid individual?
-----------------------------------------------
[A] One
[B] Two
[C] Three
[D] Four
[E] Five
[C] swell and lyse
[4] If red blood cells cultured in an isotonic medium are placed in distilled water, they will most likely:
-----------------------------------------------
[A] remain unchanged
[B] shrivel
[C] swell and lyse
[D] divide
,[E] become dormant
[C] DNA sequence comparisons
[5] The best evidence that the giant panda is more closely related to bears than is the racoonlike
lesser panda involves:
(Note from Matthew: I swear this is the wording on the test)
-----------------------------------------------
[A] comparative anatomy
[B] comparative embryology
[C] DNA sequence comparisons
[D] behavioral simliarities
[E] fossil records
[D] Pulmonary vein
[6] Which of the following structures contains highly oxygenated blood?
-----------------------------------------------
[A] Vena cava
[B] Right ventricle
[C] Pulmonary artery
[D] Pulmonary vein
[E] Jugular vein
[A] A triglyceride
[7] Metabolism of which the following molecules results in the greatest net usable energy per gram?
-----------------------------------------------
[A] A triglyceride
[B] A tripetide
[C] An alpha-linked disaccharide
[D] A beta-linked disaccharide
[E] An anabolic steriod
[B] rough endoplasmic reticulum
[8] Cells that make up salivary glands would be expected to contain a relatively large amount of:
-----------------------------------------------
[A] smooth endoplasmic reticulum
[B] rough endoplasmic reticulum
[C] genetic material
, [D] lipids
[E] peroxisomes
[C] Prokaryotes are structurally less complex than eukaryotes are.
[9] Which of the following characteristics distinguishes prokaryotic organisms from eukaryotic
organisms?
-----------------------------------------------
[A] Prokaryotes are unicellular, while all eukaryotes are multicellular.
[B] Prokaryotes are aquatic, while eukaryotes are terrestrial.
[C] Prokaryotes are structurally less complex than eukaryotes are.
[D] Prokaryotes require a host to replicate, while eukaryotes do not.
[E] Prokaryotes lack a cell membrane, while eukaryotes do not.
[A] recycling of matter
[10] An important role of soil microbes in biological systems is the:
-----------------------------------------------
[A] recycling of matter
[B] creation of biomass
[C] causing of disease
[D] production of energy
[E] degradation of energy
[B] Tay-Sachs disease
[11] Which of the following diseases is caused by the lack of a functional gene responsible for a
specific enzyme?
-----------------------------------------------
[A] Down Syndrome
[B] Tay-Sachs disease
[C] Ricketts
[D] Malaria
[E] Influenza
[D] 9
[12] How many different genotypes are possible from the cross shown above?
-----------------------------------------------
[A] 2
[B] 4
[C] 7
