DNA Question Preview (ID: 16850)
DNA Structure And Function.
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What is the function of DNA
a) Has instructions for making proteins
b) Controls what enters and leaves the cells
c) Makes energy
d) Captures the energy
What makes a DNA nucleotide?
a) Deoxyribose, Phosphate, Nitrogen Base
b) Sugar, Carbohydrate, Nitrogen Base
c) Ribose, Phosphate, Nitrogen Base
d) Protein, Enzyme, Sugar
What pairs with Adenine in DNA
a) Thymine
b) Adenine
c) Guanine
d) Cytosine
Which of the following pairs with Cytosine
a) Guanine
b) Thymine
c) Adenine
d) Cytosine
What is the purpose of DNA replication
a) to make an exact copy of DNA
b) to make proteins
c) to make RNA
d) to make 4 copies of DNA
Which of the following is NOT a difference between DNA and RNA
a) They have different phosphates
b) They have different Nitrogen Bases
c) They have sugars
d) One is 1 stranded, one is 2 stranded
What makes up the sides of DNA
a) Deoxyribose (sugar) and phosphate
b) Nitrogen base and Phosphate
c) Sugar and nitrogen base
d) ribose and phosphate
What makes up the middle of DNA?
a) Nitrogen Bases
b) Phosphate Group
c) Deoxyribose (sugar)
d) Proteins
What is the shape of DNA
a) Double Helix
b) Single Helix
c) Triple Helix
d) single ladder
What is the shape of RNA
a) single helix
b) Double helix
c) triple helix
d) double ladder
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