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DNA
Test Description: This covers the basics of DNA and mutations.
Instructions: Answer all questions to get your test result.
1) _________ is the code or blueprint that is stored in the cell's hereditary material.
A
DNA
B
twisted ladder
C
mutation
D
RNA
2) _______ is used to carry the code for making proteins out of the nucleus.
A
RNA
B
DNA
C
twisted ladder
D
mutation
3) _____________ is in RNA but not in DNA.
A
U (uracil)
B
T (thymine)
C
A (adenine)
D
C (cytosine)
4) DNA looks like a __________________________.
A
a pyramid
B
twisted ladder
C
a straight line
D
a triangle
5) What is the DNA pair for the following DNA sequence? A C G T
A
T G C A
B
A C G T
C
C G T A
D
A G C U
6) What is the mRNA for the following DNA sequence? C T G A
A
T C A G
B
G A C T
C
C T G A
D
G A C U
7) __________ is a natural process that changes a DNA sequence. It is like a typo of the DNA code.
A
Substitution
B
Insertion
C
Mutation
D
Deletion
8) A mutation where one letter of the DNA code is substituted for another is called a __________.
A
subsitution
B
insertion
C
deletion
D
mutation
9) A mutation where one letter is added to the DNA code is called an ___________.
A
substitution
B
mutation
C
deletion
D
insertion
10) A mutation where one letter is taken out of the DNA code is called a __________.
A
insertion
B
substitution
C
mutation
D
deletion
*select an answer for all questions
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