AP Bio Unit 6 Protein Synthesis

Which of the following describes the dehydration reaction of two amino acids?

• Carboxyl group of first amino acid binds with carboxyl group of second amino acid

• Carboxyl group of first amino acid binds with amino group of second amino acid

• R group of first amino acid binds with R group of second amino acid

• Amino group of first amino acid binds with amino group of second amino acid

Which of the following structures involves the R groups interacting in a single polypeptide?

• primary

• secondary

• tertiary

• quaternary

Which of the following identifies the number of water molecules needed to remove the amino acids from a polypeptide with 20 amino acids?

• 19

• 20

• 21

• 22

Which organelle is the location where protein is made?

• Ribosome

• Nucleus

• Cytoplasm

• Nucleotide

What is the term for a three-nucleotide sequence that codes for an amino acid?

• base

• codon

• amine

• serine

Genetic info flows in one direction. Which best represents this flow?

• DNA-protein-RNA

• Protein-RNA-DNA

• RNA-protein-DNA

• DNA-RNA-protein

What brings the amino acids to the ribosome to assemble a protein?

• mRNA

• tRNA

• rRNA

• DNA

·  Copying and carrying the genetic code is the responsibility of which molecule?

• RNA

• Glucose

• Oxygen

The base Uracil is only found in which molecule?

• DNA

• RNA

• Carbohydrates

Proteins are made of which molecule?

• Amino Acids

• Lipids

• Carbohydrates

Tags

NGSS.HS-LS1-1

NGSS.HS-LS1-6