Punnett Squares
Authored by Jordan Edwards
Science
6th - 8th Grade
NGSS covered
Used 9K+ times
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15 questions
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1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In a heterozygous genotype, the ___________ allele takes over in the phenotype.
recessive
dominant
both
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
T - tall and t = short
In the Punnett square, what belongs in the missing square?
tt
Tt
TT
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-3
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
G = green, g = yellow
The genotype for a yellow plant is...
GG
Gg
gg
all of the choices result in yellow
Tags
NGSS.MS-LS1-5
NGSS.MS-LS3-1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
B = brown fur b = white fur
In the punnett square, what is the probability for white fur?
0%
25%
50%
75%
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-3
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
In plants, tall (T) is dominant to short (t). Perform the following cross: Tt x Tt. What is the probability of producing a short plant?
0%
25%
50%
75%
Tags
NGSS.HS-LS3-3
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following alleles is purebred recessive?
Tt
tt
TT
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Two brown eyed parents (Bb) have a baby. What is the chance their baby is blue eyed?
0 %
25%
50%
75%
Tags
NGSS.HS-LS3-1
NGSS.HS-LS3-3
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