Bio 101 Final- Straighterline exam (New
Version 2024)
You are most likely to see hag fish, sperm whales, and viperfish inhabiting which of
the following zones of the ocean?
a. abyssal
b. bathypelagic
c. epipelagic
d. mesopelagic - ANSWER bathypelagic
What was the first seed plant to appear?
a. angiosperm
b. bryophytes
c. gymnosperm
d. nonvascular plants - ANSWER gymnosperm
In a pedigree for an autosomal recessive disorder, which of the following will occur if
two homozygous unaffected individuals mate?
a. They will have affected offspring.
b. They will have unaffected offspring.
c. Cannot be determined based on the information given.
d. There is a 25% chance they will have affected offspring. - ANSWER They will
have unaffected offspring.
Both bacteria and archaea are which of the following types of organism?
a. eukaryotic
b. prokaryotic
c. nucleoplasmic
d. multicellular - ANSWER prokaryotic
Which of the following accurately describes transcriptional control of gene
expression in eukaryotes?
a. Activators trigger sequences of DNA transcription factors to be expressed
b. Dependent on interactions of mRNA sequences with ribosomes
c. Promoters help transcription factors bind to RNA polymerases
,d. Transcription factors help RNA polymerase bind to promoter sequences -
ANSWER Transcription factors help RNA polymerase bind to promoter sequences
Based on their chemical equations, photosynthesis and cellular respiration have
which of the following relationships?
a. equivalent reactions
b. incomplete reactions
c. opposite reactions
d. unrelated reactions - ANSWER opposite reactions
Which of the following parts of a plant seed turns into the root system?
a. cotyledon
b. epicotyl
c. hypocotyl
d. radicle - ANSWER radicle
Which of the following equations is often used to show that an enzyme has formed a
complex with its substrate?
Select one:
a. enzyme + product ⇒ substrate + enzyme ⇒ enzyme-substrate complex
b. enzyme + substrate ⇒ product + enzyme ⇒ enzyme-substrate complex
c. product + enzyme ⇒ enzyme-substrate complex ⇒ substrate + product
d. substrate + enzyme ⇒ enzyme-substrate complex ⇒ enzyme + product -
ANSWER d. substrate + enzyme ⇒ enzyme-substrate complex ⇒ enzyme + product
What type of muscle cell has branching, striated cells, each containing a single
nucleus?
a. cardiac muscle
b. rough muscle
c. skeletal muscle
d. smooth muscle - ANSWER cardiac muscle
Which of the following cell structures is associated with cellular respiration?
a. Golgi apparatus
b. lysomes
c. mitochondria
d. vacuoles - ANSWER mitochondria
Male peacocks having more ornate plumage than their female counterparts is an
example of which of the following features of ecological behavior?
a. monogamy
b. sexual dimorphism
c. sexual selection
d. territoriality - ANSWER sexual dimorphism
, Which organic molecule is composed of an amino group, a carboxylic acid group,
and an R group?
A. carbohydrate
B. phospholipid
C. amino acid
D. nucleotide - ANSWER amino acid
Which step of the photosynthesis pathway produces a carbohydrate from CO2 in the
atmosphere?
A. the light reactions
B. ATP production
C. the Calvin cycle
D. the C4 pathway - ANSWER the Calvin cycle
Which step of the cellular respiration pathway produces 4 CO2, 6 NADH, 6 H+, 2
FADH2, and 2 ATP?
A. Glycolysis
B. Fermentation
C. Citric Acid Cycle
D. Electron Transport Chain - ANSWER Citric Acid Cycle
Which membranous organelle, present in both animal and plant cells, is primarily
used for storage?
A. the vacuole
B. the Golgi apparatus
C. the lysosome
D. the mitochondrion - ANSWER the vacuole
Plants are capable of growth throughout their entire lifespan because of specialized
tissue known as the
A. petiole
B. cotyledon
C. xylem
D. meristem - ANSWER meristem
Which group of hominids had an appearance similar to modern man and hunted
cooperatively using advanced stone tools?
A. Homo habilis
B. Homo floresiensis
C. Cro-Magnons
D. Neandertals - ANSWER Cro-Magnons
To bypass the pulmonary circulation in the fetal heart, much of the blood entering the
right atrium is shunted directly to the left atrium through the
Version 2024)
You are most likely to see hag fish, sperm whales, and viperfish inhabiting which of
the following zones of the ocean?
a. abyssal
b. bathypelagic
c. epipelagic
d. mesopelagic - ANSWER bathypelagic
What was the first seed plant to appear?
a. angiosperm
b. bryophytes
c. gymnosperm
d. nonvascular plants - ANSWER gymnosperm
In a pedigree for an autosomal recessive disorder, which of the following will occur if
two homozygous unaffected individuals mate?
a. They will have affected offspring.
b. They will have unaffected offspring.
c. Cannot be determined based on the information given.
d. There is a 25% chance they will have affected offspring. - ANSWER They will
have unaffected offspring.
Both bacteria and archaea are which of the following types of organism?
a. eukaryotic
b. prokaryotic
c. nucleoplasmic
d. multicellular - ANSWER prokaryotic
Which of the following accurately describes transcriptional control of gene
expression in eukaryotes?
a. Activators trigger sequences of DNA transcription factors to be expressed
b. Dependent on interactions of mRNA sequences with ribosomes
c. Promoters help transcription factors bind to RNA polymerases
,d. Transcription factors help RNA polymerase bind to promoter sequences -
ANSWER Transcription factors help RNA polymerase bind to promoter sequences
Based on their chemical equations, photosynthesis and cellular respiration have
which of the following relationships?
a. equivalent reactions
b. incomplete reactions
c. opposite reactions
d. unrelated reactions - ANSWER opposite reactions
Which of the following parts of a plant seed turns into the root system?
a. cotyledon
b. epicotyl
c. hypocotyl
d. radicle - ANSWER radicle
Which of the following equations is often used to show that an enzyme has formed a
complex with its substrate?
Select one:
a. enzyme + product ⇒ substrate + enzyme ⇒ enzyme-substrate complex
b. enzyme + substrate ⇒ product + enzyme ⇒ enzyme-substrate complex
c. product + enzyme ⇒ enzyme-substrate complex ⇒ substrate + product
d. substrate + enzyme ⇒ enzyme-substrate complex ⇒ enzyme + product -
ANSWER d. substrate + enzyme ⇒ enzyme-substrate complex ⇒ enzyme + product
What type of muscle cell has branching, striated cells, each containing a single
nucleus?
a. cardiac muscle
b. rough muscle
c. skeletal muscle
d. smooth muscle - ANSWER cardiac muscle
Which of the following cell structures is associated with cellular respiration?
a. Golgi apparatus
b. lysomes
c. mitochondria
d. vacuoles - ANSWER mitochondria
Male peacocks having more ornate plumage than their female counterparts is an
example of which of the following features of ecological behavior?
a. monogamy
b. sexual dimorphism
c. sexual selection
d. territoriality - ANSWER sexual dimorphism
, Which organic molecule is composed of an amino group, a carboxylic acid group,
and an R group?
A. carbohydrate
B. phospholipid
C. amino acid
D. nucleotide - ANSWER amino acid
Which step of the photosynthesis pathway produces a carbohydrate from CO2 in the
atmosphere?
A. the light reactions
B. ATP production
C. the Calvin cycle
D. the C4 pathway - ANSWER the Calvin cycle
Which step of the cellular respiration pathway produces 4 CO2, 6 NADH, 6 H+, 2
FADH2, and 2 ATP?
A. Glycolysis
B. Fermentation
C. Citric Acid Cycle
D. Electron Transport Chain - ANSWER Citric Acid Cycle
Which membranous organelle, present in both animal and plant cells, is primarily
used for storage?
A. the vacuole
B. the Golgi apparatus
C. the lysosome
D. the mitochondrion - ANSWER the vacuole
Plants are capable of growth throughout their entire lifespan because of specialized
tissue known as the
A. petiole
B. cotyledon
C. xylem
D. meristem - ANSWER meristem
Which group of hominids had an appearance similar to modern man and hunted
cooperatively using advanced stone tools?
A. Homo habilis
B. Homo floresiensis
C. Cro-Magnons
D. Neandertals - ANSWER Cro-Magnons
To bypass the pulmonary circulation in the fetal heart, much of the blood entering the
right atrium is shunted directly to the left atrium through the
