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CELL BIOLOGY 112 FINAL EXAM PCC EXAM LATEST 2026-2027
ACTUAL EXAM WITH COMPLETE QUESTIONS AND CORRECT
DETAILED ANSWERS (100% VERIFIED ANSWERS) |ALREADY
GRADED A+| ||PROFESSOR VERIFIED|| ||BRANDNEW!!!||
A more or less circular ring of mushrooms appears in your yard,
apparently overnight. The circle is several yards in diameter. The
mushrooms appear to be producing spores. What is the most
likely explanation for this circle of mushrooms? - ANSWER-The
mushrooms are all part of the same organism, with mycelia
radiating out from the location of a germinated spore.
Smiling when happy seems to be an expression common to all
human societies, suggesting that this behavior is probably -
ANSWER-genetic in origin.
The ________ pituitary releases hormones produced by cells in
the hypothalamus. - ANSWER-posterior
Defense of an area that contains important resources for survival
is termed - ANSWER-territoriality.
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Fruits are a method of pollen dispersal. True or False? -
ANSWER-False
Neurotransmitters are - ANSWER-released from a nerve cell and
diffuse across a synaptic gap to influence the target cells.
A behavior that occurs immediately after birth, before any
encounter with another member of the same species, is -
ANSWER-innate.
Pollen and seeds evolved in response to - ANSWER-dry land
environments.
A fruit is a - ANSWER-mature ovary.
Thymosin is a hormone produced by the thymus gland. If
production of thymosin stops, then - ANSWER-Some white blood
cells (T cells) do not develop.
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An 8-year-old boy is brought to the endocrinologist for testing. He
is already as tall as an adult man. His muscles are well
developed, and he has very little body fat despite eating huge
amounts of food. Blood work shows elevated levels of glucose.
The endocrinologist should suspect - ANSWER-elevated growth
hormone levels.
Children who are pituitary dwarfs can now grow to normal height
because of - ANSWER-genetically engineered production of
growth hormone by bacteria.
After eating at the new restaurant in town, you develop a mild
case of food poisoning. Consequently, you never go back to that
restaurant again. This is an example of - ANSWER-trial-and-error
learning.
After hiking for an hour in the desert without drinking water, your
circulating levels of ADH will be - ANSWER-above average.
At the start of the breeding season, male stickleback fish undergo
a number of significant changes. Their bellies become bright red
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and they become aggressive toward other males of the species,
establishing and defending territories in which they build their
nests. Although most malemale encounters consist solely of the
resident lunging at an intruder, if this fails to drive off the intruder,
the resident may bite. Females choose to mate with males that
have large territories and well-constructed nests. What would you
expect to happen as nest sites become scarcer? - ANSWER-The
incidence of biting and other aggressive behaviors will increase.
A common occurrence for mothers who are nursing a baby is the
milk letdown reaction. This reaction causes the mother's milk-
producing glands to eject milk. Which hormone stimulates this
response? - ANSWER-Oxytocin
The fur standing up along a dog's back when it confronts a
strange dog is an example of visual communication. True or
False? - ANSWER-True
A diet that lacks cholesterol would limit the production of -
ANSWER-steroid hormones.
CELL BIOLOGY 112 FINAL EXAM PCC EXAM LATEST 2026-2027
ACTUAL EXAM WITH COMPLETE QUESTIONS AND CORRECT
DETAILED ANSWERS (100% VERIFIED ANSWERS) |ALREADY
GRADED A+| ||PROFESSOR VERIFIED|| ||BRANDNEW!!!||
A more or less circular ring of mushrooms appears in your yard,
apparently overnight. The circle is several yards in diameter. The
mushrooms appear to be producing spores. What is the most
likely explanation for this circle of mushrooms? - ANSWER-The
mushrooms are all part of the same organism, with mycelia
radiating out from the location of a germinated spore.
Smiling when happy seems to be an expression common to all
human societies, suggesting that this behavior is probably -
ANSWER-genetic in origin.
The ________ pituitary releases hormones produced by cells in
the hypothalamus. - ANSWER-posterior
Defense of an area that contains important resources for survival
is termed - ANSWER-territoriality.
,2|Page
Fruits are a method of pollen dispersal. True or False? -
ANSWER-False
Neurotransmitters are - ANSWER-released from a nerve cell and
diffuse across a synaptic gap to influence the target cells.
A behavior that occurs immediately after birth, before any
encounter with another member of the same species, is -
ANSWER-innate.
Pollen and seeds evolved in response to - ANSWER-dry land
environments.
A fruit is a - ANSWER-mature ovary.
Thymosin is a hormone produced by the thymus gland. If
production of thymosin stops, then - ANSWER-Some white blood
cells (T cells) do not develop.
,3|Page
An 8-year-old boy is brought to the endocrinologist for testing. He
is already as tall as an adult man. His muscles are well
developed, and he has very little body fat despite eating huge
amounts of food. Blood work shows elevated levels of glucose.
The endocrinologist should suspect - ANSWER-elevated growth
hormone levels.
Children who are pituitary dwarfs can now grow to normal height
because of - ANSWER-genetically engineered production of
growth hormone by bacteria.
After eating at the new restaurant in town, you develop a mild
case of food poisoning. Consequently, you never go back to that
restaurant again. This is an example of - ANSWER-trial-and-error
learning.
After hiking for an hour in the desert without drinking water, your
circulating levels of ADH will be - ANSWER-above average.
At the start of the breeding season, male stickleback fish undergo
a number of significant changes. Their bellies become bright red
, 4|Page
and they become aggressive toward other males of the species,
establishing and defending territories in which they build their
nests. Although most malemale encounters consist solely of the
resident lunging at an intruder, if this fails to drive off the intruder,
the resident may bite. Females choose to mate with males that
have large territories and well-constructed nests. What would you
expect to happen as nest sites become scarcer? - ANSWER-The
incidence of biting and other aggressive behaviors will increase.
A common occurrence for mothers who are nursing a baby is the
milk letdown reaction. This reaction causes the mother's milk-
producing glands to eject milk. Which hormone stimulates this
response? - ANSWER-Oxytocin
The fur standing up along a dog's back when it confronts a
strange dog is an example of visual communication. True or
False? - ANSWER-True
A diet that lacks cholesterol would limit the production of -
ANSWER-steroid hormones.
