The respiratory system's role in respiration ends with which structure(s)?
a. the bronchioles
b. the alveoli
c. the bronchi
d. the trachea
e. the glottis
B
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What will be an ideal response?
Members of the ____ lineage have a pair of hinged shells thatcan be closed by contraction of one or two adductor
muscles.
a. Cephalopoda b. Polyplacophora c. Platyhelminthes d. Gastropoda e. Scaphopoda
Choose the defining characteristic of all arteries.
A. They only carry oxygenated blood. B. They only carry blood away from the heart. C. They only carry blood back to the heart. D. They only carry deoxygenated blood.
The second law of thermodynamics states that the disorder in any system is always increasing. In simple terms, you can think about dropping NaCl crystals into a glass of water
The solvation and diffusion of ions is favored because there is an increase in _____________. (a) pH. (b) entropy. (c) ions. (d) stored energy.