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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
RNA
C
twisted ladder
D
mutation
2) _______ is used to carry the code for making proteins out of the nucleus.
A
RNA
B
mutation
C
twisted ladder
D
DNA
3) _____________ is in RNA but not in DNA.
A
C (cytosine)
B
A (adenine)
C
U (uracil)
D
T (thymine)
4) DNA looks like a __________________________.
A
a straight line
B
twisted ladder
C
a pyramid
D
a triangle
5) What is the DNA pair for the following DNA sequence? A C G T
A
A G C U
B
T G C A
C
C G T A
D
A C G T
6) What is the mRNA for the following DNA sequence? C T G A
A
C T G A
B
T C A G
C
G A C U
D
G A C T
7) __________ is a natural process that changes a DNA sequence. It is like a typo of the DNA code.
A
Insertion
B
Substitution
C
Deletion
D
Mutation
8) A mutation where one letter of the DNA code is substituted for another is called a __________.
A
insertion
B
subsitution
C
mutation
D
deletion
9) A mutation where one letter is added to the DNA code is called an ___________.
A
mutation
B
substitution
C
insertion
D
deletion
10) A mutation where one letter is taken out of the DNA code is called a __________.
A
insertion
B
deletion
C
substitution
D
mutation
*select an answer for all questions
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