Unit 4b RNA Test

Transfer RNA travels from the nucleus to the ribosome carrying the protein-building information.

• True
• False

Proteins are composed of monomers called nucleotides.

• True
• False

The start codon on every mRNA calls for the amino acid proline.

• True
• False

Replication is the process of producing a mRNA transcript from a DNA template.

• True
• False

On a DNA molecule, where does the gene start and where does it end? The sequence of bases on a DNA molecule that indicates the beginning of a gene is called the ______ and the sequence of bases that signals the end of the gene is called the ________.

• start codon; stop codon
• codon; anticodon
• promoter; terminator

What name is given to the three nitrogen bases that serve as a code for one amino acid?

• ribosome
• anticodon
• codon

The process of transcription involves the synthesis of _______ from ______.

• RNA; DNA
• DNA; RNA

Suppose we have a mini "mini-gene" with the DNA sequence TACCCGGATCTA. Given this information, answer the following. The protein encoded by this gene would have how many amino acids?

• one
• two
• four

Suppose we have a mini "mini-gene" with the DNA sequence TACCCGGATCTA. Given this information, answer the following. The last codon in the mRNA will be:

• UGA
• AGT
• GAU
• TCA
• GAT

Suppose we have a mini "mini-gene" with the DNA sequence TACCCGGATCTA. Given this information, answer the following. The amino acid being called for by the last codon is:

• leu
• ile
• gly
• asp
• ala