DNA Structure and Function Review

Which of the following is NOT a component of DNA?

• Deoxyribose Sugar

• Phosphate Group

• Carbon Base

• Nitrogen Base

Which of the following is NOT a nitrogen base found in DNA?

• Thymine
• Uracil 
• Guanine
• Adenine

Cytosine always pairs with

• Adenine

• Uracil

• Thymine

• Guanine

The twisted ladder shape of DNA is known as a

• Double Helix

• Triple Helix

• Single Helix

• Double felix

Assume that you have straight hair and your sibling has curly hair. What accounts for this difference?

• You have DNA and your sibling does not.

• The your sequence of nitrogen bases is different than your sibling.

• Your sibling dyed their hair

• Your sibling has a genetic mutation.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

How is the instructions for your traits carried on a DNA molecule?

• Sequence of the nitrogen bases

• In the Deoxyribose Sugar

• In the bond between the phosphate and the sugar

• In the phosphate group

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

The blue portion of this molecule is called:

• the phosphate group
• nitrogen base
• pentose sugar (deoxyribose)
• double helix

The genetic material in cells is called......

• RNA
• Gene
• DNA
• Neuclotide

Tags

NGSS.HS-LS3-1

What will the matching sequence be on a strand that reads AAGCTAT?

• AACGATA
• TTCGTTA
• CCTGATA
• TTCGATA

Adenine bonds with ______________.

• Guanine
• Thymine
• Cytosine
• Adenine