11/17/23 Warm up (Protein Synthesis)

What determines the structure and function of proteins?

• the sequence of nucleotides on the DNA

• The sequence of lipids in the cell

• A mixture of DNA and RNA

• When proteins break down to DNA

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

Which mRNA sequence does this DNA sequence produce: TTT-CGC-AGA

• UUU-GCG-TCT

• AAA-GCG-UCU

• TTT-GCG-UCU

• AAA-GCG-TCT

What DNA sequence codes for the following mRNA sequence: ACA-UCC-GAA

• TGT-TCC-CUU

• UGU-AGG-CUU

• TGT-AGG-CTT

• ACA-TCC-GAA

What structure in the cell is responsible for protein production?

• nucleus

• chloroplast

• mitochondria

• ribosome

Sequence the steps of protein synthesis

• mRNA is transcribed from DNA in the nucleus

• Ribosome translates the mRNA

• Amino acids form a polypeptide chain

• mRNA leaves the nucleus

Tags

NGSS.HS-LS1-1

How many codons are in this mRNA sequence: AAGCCUGUGACCUAU

• 3

• 5

• 15

• 25

Match the type of RNA with its function

• transfers amino acids to the ribosome

• mRNA

• helps form the ribosome

• tRNA

• transcribes the code from the DNA

• rRNA

How many nucleotides code for 1 amino acid?

• 1

• 2

• 3

• 4

What amino acid is coded for by the RNA sequence below?

AGG

• Gly

• Leu

• Arg

• Val

What enzyme in the nucleus helps mRNA form?

• DNA polymerase

• RNA polymerase

• pepsin

• nuclease