What is the term for the end of a reproductive shoot where a flower develops?
a. ovule
b. receptacle
c. calyx
d. filament
Ans: b. receptacle
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The reaction diagrammed to the right (more than once answer may apply):
A. is the final reaction of glycolysis. B. is one possible pathway in the fermentation of pyruvate. C. shows synthesis of the substrate that enters the citric acid cycle. D. occurs in the cytosol. E. occurs in the mitochondrial matrix. F. occurs twice for each glucose oxidized.
The K-T boundary layer of rock was formed during a mass extinction
A behavior that benefits others at a cost to oneself is known as
A. group selection. B. cognition. C. cooperation. D. altruism. E. aggression.
What relatively recent scientific advancement has made mapping by linkage or classical genetic mapping approaches virtually obsolete?
A) the use of synteny B) the inclusion of the X and Y chromosomes in SNP experiments C) positive interference D) negative interference E) the genome sequence of a species