DNA QUIZ

Which of the following is a correct complementary base pair?

• Guanine-Thymine

• Guanine-Guanine

• Adenine-Cytosine

• Cytosine-Guanine

The diagram shows a portion of a DNA molecule. The base sequence of the unlabeled strand to complete the strand from top to bottom is

• G-A-G-T

• C-U-C-A

• T-C-T-G

• G-A-G-A

What are the components of the DNA nucleotide?

• Hydrogen bond, deoxyribose sugar, and phosphate

• Phosphate,deoxyribose sugar, and nitrogen base

• Cytosine, ribose sugar, and phosphate

• Phosphate, hydrogen bond, and ribose sugar

Which of the following best describes a DNA molecule?

• double helix
• contains ribose
• made of amino acids
• contains Uracil

Tags

NGSS.HS-LS1-1

Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG

• ATG TGA CAG
• TAC ACT GTC
• GTA AGT GAC
• CAT TCA CTG

In a molecule of double-stranded DNA, the amount of Adenine present is always equal to the amount of

• cytosine
• guanine
• thymine
• uracil

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

Which organelle is DNA usually found in?

• cell membrane
• vacuole
• chloroplast
• nucleus

Guanine bonds with ______________.

• Adenine
• Guanine
• Cytosine
• Thymine

Tags

CCSS.RI.7.7

CCSS.RI.8.7

CCSS.RI.9-10.7

CCSS.RL.8.7

CCSS.RL.9-10.7

Nitrogenous bases are joined by which type of bond?

• polar bonds
• ionic bonds
• covalent bonds
• hydrogen bonds

Tags

NGSS.MS-PS1-1