DNA Replicaton And Mutation

15 Questions | By Whitty | Updated: Mar 18, 2022 | Attempts: 362

Questions

Settings

Create your own Quiz

Lets students know if they grasp the concept of DNA Replication.

Questions and Answers

1.

DNA is a duoble stranded helix that is held together by...
- A.
  
  Covalent Bond
- B.
  
  Hydrogen Bond
- C.
  
  Ionic Bond
2.

What are the four base pairs used as a template model when DNA synthesis occurrs?
- A.
  
  Adenine, Guanine, Cytosine, Uracil
- B.
  
  Thymine, Cytosine, Guanine, Adenine
3.

DNA + Protein=
- A.
  
  Nucleotide
- B.
  
  Enzyme
- C.
  
  Polypeptide
- D.
  
  Chromosome
4.

RNA is a...
- A.
  
  Single Strand
- B.
  
  Double Strand
5.

What is the purpose of the enzyme DNA ligase?
- A.
  
  Helps seperate the double helix into two strands
- B.
  
  Adds new nucleotides
- C.
  
  Forms a bond and puts together segments
6.

What is the purpose of the enzyme DNA polymerase?
- A.
  
  Seperation of the two strands
- B.
  
  Adds new nucleotides
- C.
  
  Joins together the segments
7.

What is the purpose of the enzyme DNA helicase?
- A.
  
  Add new segments
- B.
  
  Seperates the double helix into two seperate strands
- C.
  
  Adds new nucleotides
8.

Match up the following... TAGCCATAC
- A.
  
  GCTAATGCA
- B.
  
  UCGGUTCG
- C.
  
  ATCGGTAG
9.

In RNA synthesis, Adenine pairs up with _____ instead of Thymine.
- A.
  
  Ureka
- B.
  
  Uracine
- C.
  
  Uracil
10.

Whats the main purpose in gene regulation?
- A.
  
  Conserve enegy
- B.
  
  Make ATP
- C.
  
  Speed up the process
11.

Gene mutatons occur when....
- A.
  
  The gene sequence stays the same.
- B.
  
  The gene sequence changes shape or is cut off.
- C.
  
  The gene sequence removes or adds nucleotides.
- D.
  
  Both B and C
- E.
  
  Both A and C
12.

When mutation occurs but it does not change the protein its referred to as______ mutation.
- A.
  
  Missense
- B.
  
  Nonsense
- C.
  
  Frameshift
- D.
  
  Silent
13.

_______ ________ causes sever damage if it happens at the beginning of the sequence due to it changing the entire protein produced.
- A.
  
  Missense mutation
- B.
  
  Frameshift insertion
- C.
  
  Silent mutation
- D.
  
  Nonsense mutation
14.

When this type of mutation occurs it changes the protein produced and is most likely not functional.
- A.
  
  Silent
- B.
  
  Nonsense
- C.
  
  Missense
15.

Nonsense mutation stops the _____ from producing the protein.
- A.
  
  Anticodon
- B.
  
  Code
- C.
  
  Start codon
- D.
  
  Codon