
Punnett Square Practice
Authored by Laurie Brehmer
Biology
7th - 9th Grade
NGSS covered
Used 330+ times

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30 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
T - tall and t = short
In the punnett square below, what belongs in the missing square
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
B = brown eyes
b = blue eyes
What is true about these two brothers that have brown eyes?
One has genotype BB the other Bb.
Tags
NGSS.HS-LS3-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
AA and Aa always show up as
Tags
NGSS.HS-LS3-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
aa always shows up as
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aa is
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-2
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What ratio of the offspring from the cross shown will be homozygous recessive for the trait of tallness?
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-3
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following genotypes is homozygous dominant?
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