PHYSIOLOGY TEST
What can be used as a kind of "molecular clock" to help determine how long ago
a species diverged from a common ancestor?
Comparison of DNA samples
List the categories of how all animal life is arranged from most inclusive to most
specific?
Phylum, class, family, genus
The word "morphology" refers to
the structure and form of a body or body part
Drosophila have been important for the study of genetics because of their
_______ and their giant _______.
short generation time; chromosomes
Which of the following species is the most closely related to humans in terms of
its neuroanatomical, behavioral, and physiological characteristics?
Bonobo
A diffuse network of neurons, without ganglia, is seen in the nervous system of
what animal?
sea anemones
Among mammals, species that eat leaves and grasses tend to have brains that
are _______ than those of species that eat fruit or insects.
smaller
All mammals have a neocortex that features _______ layers.
six
In terms of brain weight as a percentage of body weight, which animal ranks
highest?
mouse
In a series of mammalian brains in which the encephalization factor ranges from
small to large, the region that increases the most is the
neocortex
Which gene influences the size of the cerebral cortex in humans and
chimpanzees?
ASPM
Trauma that affects the central nervous system of a human embryo between 22
and 24 days after fertilization would NOT affect
neural crest formation
Certain growing axons are prevented from crossing the midline by the _______
action of the protein _______.
chemorepellent; Slit
During a period of normal cell death, developing neurons are thought to compete
for
neurotrophic factors
What can be used as a kind of "molecular clock" to help determine how long ago
a species diverged from a common ancestor?
Comparison of DNA samples
List the categories of how all animal life is arranged from most inclusive to most
specific?
Phylum, class, family, genus
The word "morphology" refers to
the structure and form of a body or body part
Drosophila have been important for the study of genetics because of their
_______ and their giant _______.
short generation time; chromosomes
Which of the following species is the most closely related to humans in terms of
its neuroanatomical, behavioral, and physiological characteristics?
Bonobo
A diffuse network of neurons, without ganglia, is seen in the nervous system of
what animal?
sea anemones
Among mammals, species that eat leaves and grasses tend to have brains that
are _______ than those of species that eat fruit or insects.
smaller
All mammals have a neocortex that features _______ layers.
six
In terms of brain weight as a percentage of body weight, which animal ranks
highest?
mouse
In a series of mammalian brains in which the encephalization factor ranges from
small to large, the region that increases the most is the
neocortex
Which gene influences the size of the cerebral cortex in humans and
chimpanzees?
ASPM
Trauma that affects the central nervous system of a human embryo between 22
and 24 days after fertilization would NOT affect
neural crest formation
Certain growing axons are prevented from crossing the midline by the _______
action of the protein _______.
chemorepellent; Slit
During a period of normal cell death, developing neurons are thought to compete
for
neurotrophic factors
