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WorksheetsMutations
Total questions: 20
Worksheet time: 54mins
Homozygous individuals
have two different alleles
are of the same species
have the same features
have a pair of identical alleles
What mutation has occurred here?
T-G-A-C-C-A
T-G-A-G-C-A
Substitution
Deletion
Insertion
Frameshift
What is "phenotype"?
a condition which is heterozygous
the genetic makeup of an individual
a condition which is homozygous
how the genotype is expressed
Any change that affects the sequence of bases in a gene is called a(n)
deletion
polypoid
mutation
duplication
Which of the following factors will affect the Hardy-Weinberg law of equilibrium, leading to evolutionary change?
no mutations
non-random mating
no immigration or emigration
Large population
DNA molecule segment is : TTA-CGC-AAG
The mutated DNA segment is TTC-GCA-AG.
This is an example of ___________ mutation.
Substitution
Deletion
Insertion
Inversion
Original DNA: CAT GAT CCA
New DNA: CAT TGA TCC A
Which mutation has occurred?
Deletion
Substitution
Tranverse
Insertion
Mutations can be negative towards the individual because
They can cause cancer
They can cause birth defects
They can help an organism thrive in its environment.
They can affect offspring.
A mutation in which only one nucleotide is altered is called a:
Frameshift Mutation
Deletion Mutation
Point Mutation
Insertion Mutation
Mutations can be helpful to the organism.
true
false
Mutations are random.
True
False
Sally has an extra base at the end of her mutated DNA . What type of mutation has occurred?
Substitution
Frameshift
Duplication
Insertion
An individual suffers from which chromosomal genetic disorder if they have an abnormal 23rd chromosome?
Klienfelter's Syndrome
Down Syndrome
Cris-du-Chat Syndrome
Andrew's Syndrome
An example of a mutation where a piece of chromosome breaks off and attaches to another chromosome is called ___.
Trisomy
Translocation
Inversion
Deletion
A karyotype shows an individual with Edward's Syndrome. What is the name of this specific disorder?
monomy
trisomy
deletion
translocation
