When examining the genetic code, it is apparent that ________
A) there are 44 stop codons because there are only 20 amino acids
B) AUG is a terminating codon
C) there can be more than one codon for a particular amino acid
D) the code is ambiguous in that the same codon can code for two or more amino acids
E) there can be more than one amino acid for a particular codon
C
You might also like to view...
Ribosomes can catalyze formation of peptide bonds. This supports the hypothesis that _____
a. an RNA world preceded DNA-based genomes b. RNA can hold more information than DNA c. the first protists had RNA as their genetic material d. RNA's only role is that of an enzyme e. protocells contained DNA
What does the presence of a tail in early human embryos and other chordates suggest about all chordates?
A) Chordates may eventually develop a tail when fully mature. B) Chordate embryos have greater mutation rates than other organisms. C) Chordates develop in a very different manner compared to other life forms. D) Chordates were derived from a common ancestor with this developmental pathway.
An atom that contains 8 electrons in its outermost energy level is said to be
A. inert. B. reactive. C. a cation. D. a molecule.
Why is it necessary for DNA to duplicate before cells divide