Genetic Material

1.       DNA has four chemical bases

• A. adenine (A), guanine (G), cytosine (C), and thymine (T)

• B. adenine (A), uracil (U), cytosine (C) or guanine (G)

• C. uracil (U), Thymine (T), adenine (A)

• D. DNA, cytosine (C), and thymine (T)

2.      RNA has four chemical bases

• A. adenine (A), guanine (G), cytosine (C), and thymine (T).

• B. adenine (A), uracil (U), cytosine (C) or guanine (G)

• C. uracil (U), Thymine (T), adenine (A)

• D. DNA, cytosine (C), and thymine (T)

3. one nucleotide composed of

• A. 1, 2 and 3

• B. 1, 2, and 4

• C. 2, 3 and 4

• D. 2, 4, and 5

4. What is the name of the nucleotide part below

• A. 1: phosphate group, 2: nitrogenous bases, 3: pentose sugar

• B. 1: nitrogenous bases, 2: phosphate group, 3: pentose sugar

• C. 1: pentose sugar, 2: phosphate group, 3: nitrogenous bases

• D. 1: phosphate group, 2: pentose sugar, 3: nitrogenous bases

5. The function of DNA is to store all of the genetic information that an organism needs to develop, and reproduce. 

• A. true

• B. false