DNA Structure & Function (Quiz Review)

What are the nucleotides made of?

• Sugar, Phosphate, Nitrogenous base

• Phosphate, Adenine, Nitrogenous base

• Thymine, Adenine, Cytosine

• Phosphate, Nitrogen, Uracil

In DNA, Adenine bonds with ______________.

• Guanine

• Thymine

• Cytosine

• Adenine

In DNA, Guanine bonds with ______________.

• Adenine

• Guanine

• Cytosine

• Thymine

Why is DNA important?

• it is very small and very complicated
• it's in everything
• it serves as the blueprint for traits of all living things
• because we eat it every day for energy

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

What are the 4 nitrogenous bases in DNA?

• adenine, thymine, uracil, and guanine

• adenine, thymine cytosine, and guanine

• adenine, thymine, cytosine, and uracil

• adenine, uracil, cytosine, and guanine

What determines the code, or information, of a DNA molecule?

• the sugar and phosphate backbone

• the order (sequence) of the nitrogenous bases

• the color of the nitrogenous bases

• the frequency (number) of nitrogenous bases

Which shows the correct complementary base pairing for DNA?

• C-A, T-G
• A-G, C-T
• C-G, U-A
• T-A, G-C

What does DNA stand for?

• Deoxyribonucleic acid

• Ribonucleic acid

• Deribonucleic acid

• Diribonucleic acid

All DNA nucleotides are identical except for the...

• nitrogenous bases

• phosphate groups

• sugar

If DNA is compared to a ladder, which component of a nucleotide form the rungs (the steps) of the ladder?

• nitrogenous bases

• sugar molecules

• phosphate groups

• all of these answers