Dominant and Recessive Epistasis
Passage
•
Biology
•
11th Grade - University
•
Practice Problem
•
Hard
Standards-aligned
Amber Morris
FREE Resource
7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the phenotypic ratio observed in a dihybrid cross with recessive epistasis?
9:3:4
9:3:3:1
12:3:1
15:1
Tags
Remembering
2.
OPEN ENDED QUESTION
3 mins • 1 pt
Explain how recessive epistasis affects the phenotypic expression in Labrador Retrievers.
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Tags
Understanding
3.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
In the context of gene interactions, the term 'epistasis' means ___.
Tags
Remembering
4.
OPEN ENDED QUESTION
3 mins • 1 pt
Discuss the biological interpretation of dominant epistasis in squash plants.
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Evaluating
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which genotype in Labrador Retrievers is epistatic to the B/b locus?
ee
BB
Bb
bb
Tags
Remembering
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In a dihybrid cross showing dominant epistasis, what is the phenotypic ratio?
12:3:1
9:3:4
9:7
15:1
Tags
Remembering
7.
FILL IN THE BLANK QUESTION
30 sec • 1 pt
The dominant allele at one locus that masks the phenotype of a second locus is an example of ___ epistasis.
Tags
Remembering
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