Macrophages arise from which of the following?
A) basophils
B) eosinophils
C) lymphocytes
D) monocytes
E) neutrophils
D
Biology & Microbiology
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Biology & Microbiology
The process of producing energy from organic substrates in the absence of oxygen is called ________ metabolism
Fill in the blank(s) with correct word
Biology & Microbiology
Child birth is regulated by a _____ feedback mechanism.
Fill in the blank(s) with the appropriate word(s)
Biology & Microbiology
In many grocery stores, fresh fruits are sold in plastic bags dotted with holes so that they will not overripen. The main function of the holes is to
A) permit the fruit to drain after being washed. B) facilitate diffusion of ethylene away from the fruit. C) prevent buildup of CO2. D) facilitate diffusion of O2 to the fruit.
Biology & Microbiology