CHAPTER 7 MUTATION
Presentation
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Biology
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11th Grade
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Practice Problem
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Easy
NOOR KM-Pensyarah
Used 1+ times
FREE Resource
49 Slides • 10 Questions
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Categorize
X-rays
UV rays
Gamma rays
Mustard gas
Nitrous acid
Colchicine
Drag and drop each item to its correct category: Physical Mutagen or Chemical Mutagen.
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Multiple Choice
Which of the following is NOT a type of chromosomal mutation?
Deletion
Translocation
Base substitution
Duplication
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Multiple Choice
Which of the following is an example of a gene mutation?
Deletion of a whole chromosome
Translocation of a chromosome segment
Base substitution in a DNA sequence
Duplication of a chromosome
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Multiple Choice
A missense mutation always results in a completely nonfunctional protein.
True or False
True
False
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Fill in the Blanks
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Multiple Choice
What is the main consequence of a frameshift mutation caused by base insertion or deletion?
A single amino acid is replaced by another.
The entire reading frame is shifted, potentially altering every amino acid after the mutation.
The reading frame is unaffected.
The DNA sequence remains unchanged.
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Multiple Choice
Which of the following is an example of a chromosomal mutation caused by an alteration in chromosome number?
Inversion
Translocation
Trisomy 21 (Down Syndrome)
Deletion
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Multiple Choice
Aneuploidy refers to a condition where there is a change in the structure of chromosomes but not the number of chromosomes.
True or false?
True
False
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Match
Match the followingMatch the following chromosomal abnormalities to their corresponding descriptions:
Monosomy
Trisomy 21
Translocation
Duplication
Only one chromosome present
Extra chromosome (47 total)
Part of a chromosome moves to another
Part of a chromosome is copied
Only one chromosome present
Extra chromosome (47 total)
Part of a chromosome moves to another
Part of a chromosome is copied
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Multiple Choice
Which of the following conditions is an example of aneuploidy, where there is an abnormal number of chromosomes?
Klinefelter Syndrome (XXY)
Translocation
Inversion
Silent mutation
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