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Q3: Blood returning to the heart from the
Q3: Four of the five answers listed below
Q4: Sodium-potassium pumps move _ potassium ions into
Q8: The pupil is an opening at the
Q8: In vertebrate nervous systems, information typically flows
Q10: In a stretch reflex, the synapse between
Q18: What best describes an inappropriate immune response
Q20: Which hormone plays a central role in
Q47: Because thyroid hormone increases the body's _
Q60: The protein that helps make vertebrate skin