DNA Structure and Code

What is the monomer of DNA (the building blocks of DNA)?

• Amino acid

• Glucose

• Nucleotide

• Phospholipid

What do nucleotides (the building block/monomer of DNA) consist of?

• glucose, lipid, oxygen

• amino acid, carbon, nitrogen

• phosphate group, deoxyribose sugar, nitrogenous base

• polypeptide chain, ribose sugar, nitrogenous base

What was the shape of DNA called?

• Alpha helix

• Pleated sheet

• Tetrad

• Double helix

DNA is related to

• Carbohydrates

• Photosynthesis

• Cellular Respiration

• Genetics

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following is a Nitrogenous Base?

• Chloroplast

• Deoxyribose

• Cytosine

• Nucleotide

According to DNA Complimentary base pairing, Adenine (A) is paired with which other Nitrogenous Base?

• Cytosine

• Guanine

• Uracil

• Thymine

According to Chargraff's Rule, if Adenine (A) is 40% of the sample DNA, what is the percentage of Thymine (T)?

• 50%

• 30%

• 60%

• 40%

According to Chargraff's Rule, if Adenine (A) is 40% of the sample DNA, what is the percentage of Cytosine (C)?

• 20%

• 40%

• 60%

• 10%

What determines the specific traits in an organism?

• The number of carbons in the DNA molecule

• The number of hydrogen bonds that hold the strands of DNA together. 

• The sequence of nucleotide bases in the DNA molecule.

• The sequence of phosphates along each DNA strand. 

Tags

NGSS.HS-LS1-1

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Helicase "unzips" DNA

• True

• False