Proteins Quiz

What are proteins made up of?

• Nucleic acids

• Amino acids

• Fatty acids

• Sugars

What is a polypeptide?

• A type of sugar molecule

• A single amino acid

• A string of amino acids

• A lipid molecule

How many different amino acids are there that can be arranged to make a variety of proteins?

• 10

• 20

• 30

• 40

Where are proteins assembled?

• In the mitochondria

• On a ribosome

• In the nucleus

• On the cell membrane

Which amino acid is represented by the three-letter abbreviation 'ser'?

• Serine

• Threonine

• Cysteine

• Alanine

How do we get from the bases found in DNA to amino acids?

• Through the process of transcription

• By the action of enzymes

• Through the process of translation

• By the replication of DNA

How do we get from a bunch of amino acids to proteins?

• Through the process of translation

• By the action of ribosomes

• Through the process of transcription

• By the replication of DNA

What is the first step in the process of DNA replication?

• DNA now single-stranded

• DNA double helix unwinds

• New DNA strand forms using complementary base pairing

• Whole genome copied/replicated

During DNA replication, what is the nature of the DNA after the double helix unwinds?

• DNA remains double-stranded

• DNA becomes triple-stranded

• DNA now single-stranded

• DNA completely separates into individual nucleotides

Which of the following best describes the base pairing used in the formation of new DNA strands?

• A-C, T-G

• A-G, T-C

• A-T, C-G

• A-A, T-T