DNA Questions

1
DNA Questions
2
Question

• How many pyrimidines and purines in total occur
  in DNA and RNA?
• A) 2, 2
• B) 2, 3
• C) 3, 2
• D) 4, 1

3
Question

• Which of the following are purines?
• 1. Adenine 2. Cytosine 3. Guanine 4.
  Thymine
• A) 1, 2
• B) 1, 3
• C) 2, 4
• D) 2, 3

4
Question

• Which of the following bases is cytosine?
• A) B)
• C) D)

5
Question

• Which of the following bases is adenine
• A) B)
• C) D)

6
Question

• Which of the following bases is only found in
  DNA?
• A) Cytosine
• B) Thymine
• C) Adenine
• D) Uracil

7
Question

• To which atom(s) of the pyrimidine is the
  anomeric carbon of a sugar attached?
• A) 1
• B) 2
• C) 3
• D) 4

8
Question

• The bond that joins two nucleotides together is
  called a
• A) amide bond.
• B) peptide bond.
• C) phosphodiester bond.
• D) hydrogen bond.

9
Question

• The base pairs present in DNA are
• A) A---C and C---T
• B) A---C and G---T
• C) A---U and C---C
• D) A---T and G---C

10
Question

• Which nucleotide sequence is complimentary to the
  DNA strand AGGTC?
• A) UCCUG
• B) TCCAC
• C) CTTGA
• D) TCCAG

11
Question

• Estimate the guanine content of turtle DNA if
  adenine 28.7 and cytosine 21.3.
• A) 28.7
• B) 21.3
• C) 57.4
• D) 42.6

12
Question

• What is the start codon for protein biosynthesis?
• A) UAG
• B) UAA
• C) AUG
• D) UGA

13
Question

• The steps of one cycle of PCR (polymerase chain
  reaction) are in order
• A) Denaturation - Annealing - Synthesis
• B) Annealing - Denaturation - Synthesis
• C) Annealing - Synthesis - Denaturation
• D) Denaturation - Synthesis - Annealing