In the above diagram, the _____ is/are labeled with the letter "J"
a. bronchi
b. bronchioles
c. diaphragm
d. alveoli
e. trachea
ANSWER: d
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The equation A-PO4 + B ? A + B-PO4 would be catalyzed by which of the following classes of enzymes?
A) transferases B) oxidoreductases C) hydrolases D) ligases E) isomerases
Define the term hemizygous and explain how the hemizygous condition relates to sex-linked inheritance
What will be an ideal response?
Which structure was least likely to be present in the charophyte ancestors of land plants?
a. spores b. gametes c. multicellular organs d. diploid embryos e. chloroplasts
Stomata generally close in response to ____
a. the release of abscisic acid by the roots b. a drop in CO2 concentration in leaf air spaces c. exposure to red light d. a drop in O2 concentration in leaf air spaces e. an increase in CO2 concentration in the leaf air spaces