DNA structure and function

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

According to the Base Pair rule, Cytosine always pairs with

• Adenine

• Uracil

• Thymine

• Guanine

What is the significance of the sequence (order) of the Nitrogen Bases in DNA?

• The order of the Nitrogen Bases determines the number of chromosomes present in an organism.
• The order of the Nitrogen Bases determines the traits that an organism will possess (have).
• The order of the Nitrogen Bases determines the gender of an organism.
• The order of the Nitrogen Bases determines whether an organism is abiotic biotic.

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 has been hit by lightening

• Your sibling has a genetic mutation.

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

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

• RNA
• Gene
• DNA
• Neuclotide

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

• AACGATA
• TTCGTTA
• CCTGATA
• TTCGATA

Name this structure

• double helix
• nucelotide
• amino acid
• protein