The ability of some tRNAs to pair with different codons is described according to ____ as being due to
imprecise base pairing with the third base in the codon.
a. alternative splicing
b. degeneracy
c. exon shuffling
d. the wobble hypothesis
e. aminoacylation
D
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Solutions that are isotonic:a
are not in dynamic equilibrium. b. have equal concentrations of solute and water. c. have equal concentrations of solute but not water. d. have equal concentrations of water but not solute. e. will exhibit a net movement of water from one solution to the other.
Compile a list of features that are found in the monocots and compare it to those features found in the eudicots.
What will be an ideal response?
The major cause of the loss in Earth's biodiversity is
a. agricultural runoff. b. habitat loss. c. overfishing and water pollution. d. pollution. e. fossil fuel usage.
Biologists currently recognize ________ different kingdoms.
Fill in the blank(s) with the appropriate word(s).