Mouse Genetics Gizmo
Authored by Owen Hoegh
Biology, Other Sciences
7th Grade
NGSS covered
Used 654+ times
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About
This quiz focuses on genetics, specifically Mendelian inheritance patterns using mouse fur color as the model trait. The content is appropriate for 7th grade life science, addressing fundamental genetic concepts including genotype versus phenotype, dominant and recessive alleles, and Punnett square analysis. Students need to understand that traits are controlled by paired alleles (represented as F and f), recognize that dominant alleles (F for black fur) mask the expression of recessive alleles (f for white fur), and apply the principles of segregation to predict offspring ratios. The questions require students to analyze inheritance patterns, determine parental genotypes based on offspring phenotypes, and distinguish between heterozygous and homozygous crosses. Students must demonstrate their ability to work backwards from phenotypic observations to deduce genetic combinations and forward from parental crosses to predict probable offspring distributions. Created by Owen Hoegh, a Biology teacher in the US who teaches grade 7. This quiz serves as an excellent formative assessment tool for students learning basic Mendelian genetics, particularly effective after hands-on experience with the referenced genetics simulation software. Teachers can deploy this as a pre-lab assessment to gauge student readiness, incorporate it into guided practice during direct instruction on inheritance patterns, or assign it as homework to reinforce concepts following laboratory activities. The quiz works well for review sessions before unit tests and provides immediate feedback opportunities for addressing common misconceptions about dominant versus recessive traits. The content aligns with NGSS standard MS-LS3-2, which requires students to develop and use models to describe why asexual reproduction results in offspring with identical genetic information while sexual reproduction results in offspring with genetic variation.
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is true about the genotype of the mouse shown below?
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Two black-fur mice are the parents. Why is there a presence of white-fur offspring?
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Two mice with white fur are bred. What will be true of the offspring?
Tags
NGSS.HS-LS3-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the most likely genotypes of the parents of the offspring shown below?
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
NGSS.HS-LS3-3
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a possible litter for two heterozygous black mice?
Tags
NGSS.HS-LS3-3
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many different genotypes could there be when crossing mice for fur color in the Gizmo?
Tags
NGSS.HS-LS3-2
NGSS.HS-LS3-3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many different phenotypes could there be when crossing mice for fur color in the Gizmo?
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
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