Protein Synthesis

ATCAGTGAT A codon is a sequence of three nucleotides that code for an amino acid. If the DNA sequence shown here goes through transcription and translation, how many amino acids will result from this sequence?

• 5
• 4
• 2
• 3

Given the following sequence of mRNA, what series of amino acids are coded for?
mRNA: CUCAAGUGCUUC

• Ser-Tyr-Arg-Gly
• Val-Asp-Pro-His
• Leu-Lys-Cys-Phe
• Pro-Glu-Leu-Val

Tags

NGSS.HS-LS1-1

In an mRNA strand, the codon AAG codes for the amino acid ______, while GUU codes for the amino acid ________ .

• Lysine (Lys), Valine (Val)

• Lysine (Lys), Leucine (Leu)

• Asparagine (Asn), Valine (Val)

• Arginine (Arg), Glutamine (Glu)

In an mRNA strand, the codon GCC codes for the amino acid ______ , while CCG codes for the amino acid _______

• Proline (Pro), Valine (Val)
• Alanine (Ala), Lysine (Lys)
• Valine (Val), Lysine (Lys)
• Alanine (Ala), Proline (Pro)

Tags

NGSS.HS-LS1-1

A group of three nucleotides on the mRNA that translate to an amino acid is called a(n)

• anticodon

• initiator

• codon

• uncodon

The DNA sequence T A C C G T A G A G G C would produce which of the following amino acid sequences?

• Met-Val-Asp-Pro
• Met-Ala-Ser-Pro
• Val-His-Arg-Glu
• Glu-Lys-Ser-Leu

Tags

NGSS.HS-LS1-1

What is the function of mRNA?

• to get message from DNA to the ribosome

• the find correct amino acid

• to help attach codons and anti-codons at ribosome

• make DNA

YOU NEED YOUR CODON CHART!
mRNA: GGACCUAUUCAG
What is the amino acid sequence coded for by the mRNA above?

• Gln-Ile-Pro-Gly
• Pro-Gly-Stop-Val
• Ser-Tyr-Arg-Gly
• Gly-Pro-Ile-Gln

Tags

NGSS.HS-LS1-1

mRNA: GGACCUAUUCAG

The DNA sequence for the mRNA above is?

• CCUGGAUAAGUC

• CCTGGATAAGTC

• GGACCTATTCAG

• GGACCUAUUCAG

A codon is CUG. The corresponding anticodon would be:

• GAC

• GTC

• CTG

• CAG