DNA and RNA are nucleic acids
Indicate whether the statement is true or false
TRUE
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An excitatory postsynaptic potential (EPSP)
A) hyperpolarizes a neuron, decreasing the likelihood of an action potential. B) depolarizes a neuron, decreasing the likelihood of an action potential. C) hyperpolarizes a neuron, increasing the likelihood of an action potential. D) depolarizes a neuron, increasing the likelihood of an action potential.
In the nucleus, DNA is wrapped with proteins. This complex is called ________.
A. cytoplasmic organelles B. a DNA wrap C. DNA particles D. chromatin E. nucleoli
Which of these descriptions best matches the term bronchiolar smooth muscle?
A) accessory muscle of expiration
B) accessory muscle of inspiration
C) primary muscle of inspiration
D) contraction increases airway resistance
E) affects lung compliance
What structure allows a bone to grow in length?
A) lacunae B) epiphyseal cartilages C) periosteal bud D) metaphysis E) trabeculae