Phosphodiesterase catalyzes the conversion of:
a. a protein to a phosphorylated protein.
b. GDP to GTP.
c. cAMP to AMP.
d. IP3 to PIP2.
e. calcium to calcium-calmodulm
C
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Guppies were moved from stream A, with a fish that preyed upon adult guppies, to stream B, with a fish that preyed upon juvenile guppies
After 30 to 60 generations, the guppies responded to the increased predation on juveniles relative to adults by A) feeding less frequently. B) increasing age at maturity. C) increasing the number of individuals in a school. D) becoming smaller in body size.
The correlation coefficient is a measure of the strength of association between two traits. Correlation, however, does not indicate causation
Think of one or two variables (not necessarily phenotypes) that are correlated and are causally linked, and one or two variables that may be correlated but are not likely to be causally linked.
The term "conformation" refers to:
A) the three-dimensional arrangement of the atoms of a molecule B) the spatial organization of atoms in a molecule C) the amino acid sequence of a polypeptide D) both the three-dimensional arrangement of the atoms of a molecule and the spatial organization of atoms in a molecule
A plant will only flower if the night length is longer than 14 hours. This plant is a
A) long-day plant. B) short-night plant. C) short-day plant. D) day-neutral plant.