BSCS Biology: A Molecular Approach

Chapter 9: Expressing Genetic Information

The Genetic Code: Using Information

1.
What feature of nucleic acids is essential for sending genetic messages?
A)molecular structure
B)base pairing
C)protein pairing
D)ribosome type
2.
By what name is the process of making an mRNA molecule known?
A)translation
B)covalence
C)M phase
D)transcription
3.
A genetic code requires at least 20 different code words, one for each ______.
A)amino acid
B)pair of bases
C)codon
D)intron
4.
What determines a protein's function?
A)its structure
B)its origin in the body
C)its location
D)its pathway
5.
Which of the biochemist(s) shown in the illustration

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is credited with deciphering the first codon?
A)a
B)a,b
C)b,c
D)a,b,c
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