Which source(s) of data do evolutionary biologists use to test their hypotheses:
a. molecular data c. morphological and behavioral data
b. data from the fossil record d. All of the above
D
Biology & Microbiology
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The plasma membrane is a thin sheet of lipid embedded with
A. proteins. B. carbohydrates. C. polymers. D. nucleotides. E. sodium and potassium ions.
Biology & Microbiology
The landing platform for pollen in flowering plants is the
a. filament. b. stigma. c. anther. d. style. e. ovary.
Biology & Microbiology
Which of the following mechanisms of succession involves the establishment of species independently of the presence or absence of other species?
A) facilitation B) inhibition C) tolerance D) none of the above
Biology & Microbiology
Starch is a
a. complex carbohydrate. b. fiber. c. simple carbohydrate. d. gluten
Biology & Microbiology