During breathing the epiglottis points ________ and air moves through the larynx into the ________
a. upwards, trachea
b. upward, bronchiole
c. upward, lungs
d. downward, trachea
e. downward, bronchiole
a
Biology & Microbiology
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Which structure runs from the middle ear to the pharynx to equalize air pressure?
a. cochlea b. auditory canal c. tympanic membrane d. round window e. eustachian tube
Biology & Microbiology
A measurement of a microbe is reported as 1 × 10-6 m, also known as
A. centimeters (cm). B. millimeters (mm). C. micrometers (?m). D. nanometers (nm). E. yards.
Biology & Microbiology
The root-to-shoot water flow in a plant is called the transpiration stream
a. True b. False
Biology & Microbiology
The citric acid cycle and the electron transport chain occur in the ________ of the cell
Fill in the blank(s) with correct word
Biology & Microbiology