Nucleic Acids Pretest

15 Questions | By Rash34 | Updated: Jan 8, 2013 | Attempts: 107

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All about DNA and RNA

Questions and Answers

1.

What does DNA stand for

Correct Answer
deoxyribonucleic acid
2.

What is DNA and RNA made of
- A.
  
  All
- B.
  
  Lysosomes
- C.
  
  Peroxisomes
- D.
  
  Ribosomese
- E.
  
  Nucleotides
Correct Answer
E. Nucleotides
3.

List what a nucleotide consists of

Correct Answer
5 carbon sugar, nitrogen base, phosphoric acid group
4.

What is the difference between DNA nucleotides, and RNA nucleotides
- A.
  
  DNA has more carbon
- B.
  
  RNA has one more oxygen
- C.
  
  DNA has one more oxygen
- D.
  
  RNA has more carbon
- E.
  
  Both are the same
Correct Answer
B. RNA has one more oxygen
5.

Which of these nitrogen bases are purines (for DNA)
- A.
  
  Guanine
- B.
  
  Cytosine
- C.
  
  Thymine
- D.
  
  Adine
Correct Answer(s)
A. Guanine
D. Adine
6.

Which of these nitrogen bases are Pyrimidines (for DNA
- A.
  
  Adine
- B.
  
  Cytosine
- C.
  
  Guanine
- D.
  
  Thymine
- E.
  
  None
Correct Answer(s)
B. Cytosine
D. Thymine
7.

Which of these are not a nitrogen base for RNA
- A.
  
  Adenine
- B.
  
  Thymine
- C.
  
  Uracil
- D.
  
  Guanine
- E.
  
  Cytosine
Correct Answer
B. Thymine
8.

What is this type of nitrogen base
- A.
  
  Purine
- B.
  
  Pyrimidine
Correct Answer
A. Purine
9.

Who found in 1953 that DNA was genetic material
- A.
  
  Rob and Big
- B.
  
  Rocky and Bolwinckle
- C.
  
  Watson and Crick
- D.
  
  Johnson and Murphy
- E.
  
  The Wright Brothers
Correct Answer
C. Watson and Crick
10.

Nitrogen bases are the "steps" of the double helix. what are they held togather by
- A.
  
  Hydrogen bonds
- B.
  
  Atomic bonds
- C.
  
  Peptid bonds
- D.
  
  All of the above
Correct Answer
A. Hydrogen bonds
11.

What is our genetic code
- A.
  
  Sequence of DNA
- B.
  
  Sequence of Nitrogen bases
- C.
  
  Sequence of RNA
- D.
  
  Phosphorous groupings
- E.
  
  All of the above
Correct Answer
B. Sequence of Nitrogen bases
12.

True or false: Adenine and Thymine are held togather by a double hydrogen bond
- A.
  
  True
- B.
  
  False
Correct Answer
A. True
13.

True or false Guanine and Cytosine are held togather by a double bond
- A.
  
  True
- B.
  
  False
Correct Answer
B. False

Explanation
they are held togather by a triple hydrogen bond

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14.

What is cell cycle "S" phase called
- A.
  
  Unique DNA duplication
- B.
  
  A and C
- C.
  
  Aggresive DNA duplication
- D.
  
  Liberal DNA duplication
- E.
  
  Semi conservative DNA duplication
Correct Answer
E. Semi conservative DNA duplication
15.

List what semi conservative DNA duplication does

Correct Answer
Double amount of DNA, exact copy of original code, new DNA is half original half new

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Current Version
Jan 08, 2013

Quiz Edited by
ProProfs Editorial Team
Nov 03, 2009

Quiz Created by
Rash34

Nucleic Acids Pretest

What does DNA stand for

What is DNA and RNA made of

List what a nucleotide consists of

What is the difference between DNA nucleotides, and RNA nucleotides

Which of these nitrogen bases are purines (for DNA)

Which of these nitrogen bases are Pyrimidines (for DNA

Which of these are not a nitrogen base for RNA

What is this type of nitrogen base

Who found in 1953 that DNA was genetic material

Nitrogen bases are the "steps" of the double helix. what are they held togather by

What is our genetic code

True or false: Adenine and Thymine are held togather by a double hydrogen bond

True or false Guanine and Cytosine are held togather by a double bond

What is cell cycle "S" phase called

List what semi conservative DNA duplication does