DNA VISUAL PPT QUIZ #2

CH. 12

Question #1: Cytosine will form a base pair only with:

a. cytosineb. adeninec. thymined. Katzinee. guanine

Question #2: What is a nucleotide?

a. a phosphate, five-carbon sugar, and a nitrogen base b. a group of linked amino acidsc. one half of a DNA moleculed. a protein, a sugar, and a phosphatee. a phosphate, a ten-carbon sugar, and a nitrogen base

Question #3: DNA assumes a form termed what?

a. a triple-linked chain b. a six sided figurec. a step ladderd. a double helix e. a triple helix

Question #4:The weak bonds between complementary nitrogen bases involve:

• a. RNAb. DNAc. Hydrogen covalent bondsd. none of them

Question #5: When one DNA makes a copy of itself in the nucleus, it is called .

• A. transcription • B. translation • C. replication • D. transconfiguration • E. none of them

BONUS (? Pts): RNA is different from DNA in that:

• A. RNA is a single strand and DNA is double• B. RNA is only a ribose sugar, not deoxyribose• C. Adenine pairs with Thymine• D. Adenine pairs with Guanine• E. Adenine pairs with Uracil• F. A, B, and C, only• G. A, B, and D, only• H. A, B, and E, only