Translation Protein Synthesis

How many nucleotides make up a single codon?

• 3

• 5

• 4

• 1

A mRNA sequence consist of 171 nucleotides. How many amino acids make up the protein this sequence will code for?

• 57

• 56

• 58

• 513

What sequence of mRNA always begins a new polypeptide chain?

• UAG

• AUG

• GAU

• UGA

The following codon is translated into which amino acid?

AUU

• Methionine

• Isoleucine

• Histidine

• Arginine

Which of the following describes RNA?

• RNA is usually double-stranded and contains the base thymine

• RNA is usually single-stranded and contains the base uracil

• RNA is longer than DNA and uses five bases to encode information

• RNA is made in the nucleus of eukaryotic cells and stays there to carry out its functions

Which of the following statements about the genetic code is true?

• A codon can specify more than one amino acid

• Every codon specifies a different amino acid

• Some codons specify the same amino acid

• Some codons have no function at all

Tags

NGSS.HS-LS1-1

How many amino acids are coded for by this sequence of nucleotides:
ATG GGA ACT CCA

• 4

• 2

• 6

• 12

Tags

NGSS.HS-LS1-1

What is the correct sequence?

• RNA --> DNA --> Protein

• Protein --> RNA --> DNA

• DNA --> RNA --> Protein

• DNA --> Protein --> RNA

Tags

NGSS.HS-LS1-1

What structure in a cell is the site for making proteins?

• ribosomes

• mitochondria

• lysosome

• Golgi body

Tags

NGSS.MS-LS1-2

Overall, protein synthesis consists of these steps

• DNA synthesis, RNA synthesis and transcription

• transcription and translation

• DNA synthesis, transcription and translation