DNA and RNA

Which of the following contains thymine?

• DNA

• RNA

Which of the following is arranged in a double helix (twisted ladder) shape?

• DNA

• RNA

Which of the following is the correct pair for Guanine in a strand of DNA?

• Adenine

• Thymine

• Cytosine

Which of the following is the correct pair for Adenine in an RNA strand?

• Guanine

• Thymine

• Uracil

• Cytosine

Which of the following pairs with Adenine in a DNA strand?

• Cytosine

• Guanine

• Thymine

• Uracil

What is the function of mRNA?

• transfers amino acids to area of protein synthesis

• delivers the protein blueprints from the nucleus to the ribosome

What do the three letter codes (codons) code for?

• DNA

• amino acids

• RNA

• protein

Where does protein synthesis take place?

• nucleus

• ribosome

What makes up a nucleotide in DNA? Check all that apply

• Phosphate

• Deoxyribose (sugar)

• Nitrogenous base

• Amino acid

DNA replication produces how many identical daughter strands of DNA?

• 1 daughter strand

• 2 daughter strands

• 3 daughter strands