Ginko, a species of gymnosperm tree, has
undergone very little change in its 270 million
year evolutionary history. This is an example
of evolutionary
a. exaptation.
b. stasis.
c. radiation.
d. sympatric speciation.
e. behavioral isolation
B
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All living organisms are composed of cells” is an example of what type of scientific statement?
A. A hypothesis. B. A theory. C. A discovery. D. A prediction. E. A fact.
A gene that produces multiple effects is called a(n) ____
a. co-dominant gene b. X-linked gene c. epistatic gene d. pleiotropic gene e. incompletely dominant gene
Which of the following is an example of an electron-carrier molecule?
A) ATP B) Citric acid C) NADH D) Acetyl CoA E) CO2
A parasitic tapeworm living inside the intestines of a plant-eating porcupine would be at what trophic level?
A) producer B) primary consumer C) secondary consumer D) decomposer