Biology Final Exam Practice

What is true about part A?

• mRNA is made from DNA

• Proteins are made from amino acids

• This takes place in the ribosome/cytoplasm

• This is where tRNA anticodons pair with mRNA codons

Tags

NGSS.HS-LS1-1

What is true about part B

• This occurs in the nucleus

• mRNA is made here

• DNA remains here

• tRNA brings amino acids to mRNA at the ribosome where proteins are assembled

Tags

NGSS.HS-LS1-1

What is this an image of?

• Amino Acid

• Protein

• DNA

• mRNA

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6

What is this a picture of?

• DNA

• tRNA

• Amino Acid

• Carbohydrate

Tags

NGSS.HS-LS1-1

Is this molecule a nitrogenous base or an amino acid?

• Nitrogenous base

• Amino Acid

Transcribe TCC-TGA-CTA

• AGG-ACT-GAT

• AGG-ACU-GAU

• Tyr-Arg-STP

• Not enough information

Tags

NGSS.HS-LS1-1

Since the start codon is AUG every polypeptide chain will begin with what amino acid?

• Tyr

• Arg

• Met

• Stop

How does every polypeptide chain end?

• Met

• Arg

• Tyr

• Stop

What kind of mutation is this?

• Frameshift

• Deletion

• Insertion

• Substitution

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-2

Which of the following is a point mutation?

• Insertion

• Frameshift

• Deletion

• Substitution

Tags

NGSS.HS-LS3-2