DNA and RNA Quiz

The process of copying DNA to mRNA is called

• Translation

• Transcription

• Replication

During the assembly of proteins, __________ molecules carry amino acids to the ribosomes.

• tRNA

• mRNA

• rRNA

Proteins are made up of _______________ joined together to form polypeptides.

• Amino acids

• Nucleotides

• Codons

The transcription of DNA to mRNA is mainly carried out by the enzyme

• DNA polymerase

• Helicase

• RNA polymerase

In the mRNA molecule, each ‘word’ of three bases at a time is called a __________ and codes for an amino acid.

• Codon

• Intron

• Exon

The process of translation occurs in the

• Nucleus

• Cytoplasm

• Mitochondria

The four nitrogenous bases that make up mRNA are

• Adenine, Guanine, Cytosine, and Thymine

• Adenine, Guanine, Cytosine, and Uracil

• Adenine, Guanine, Thymine, and Uracil

For the mRNA sequence AUG-UCA-CGC-GGA-GUA

• Met-ser-arg-gly-val

• Met-ala-pro-gly-val

• Met-ser-arg-gly-cys

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

For the DNA sequence —ATTCGTAGGTCT— the corresponding mRNA sequence is

• —UTTGCATCCUGU—

• —TAAGCATCCAGA—

• —UAAGCAUCCAGA—

The decoding of an mRNA message to a protein is called

• Translation

• Transcription

• Replication