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WorksheetsPunnett Squares 1
Total questions: 27
Worksheet time: 13mins
What should go in the ??
What should replace the ??
What should replace ??
Which letters should replace the ??
What should replace the ?
Label the two areas:
Label the two areas:
Which word best describes the offspring's possible genotypes?
Based on the Punnett Square, which term best describes the Blue chickens?
Homozygous Dominant
Heterozygous
Homozygous Recessive
Based on the Punnett Square, what are the odds of an offspring having a recessive white flower?
25%
50%
75%
100%
Based on the Punnett Square, what are the odds of an offspring having a dominant purple flower?
25%
50%
75%
100%
Based on the Punnett Square, what are the genotypes of the parents?
AA x aa
Aa x Aa
Aa x AA
Aa x aa
Based on the Punnett Square, what are the genotypes of the parents?
Homozygous Dominant
x
Homozygous Recessive
Heterozygous
x
Heterozygous
Heterozygous
x
Homozygous Dominant
Heterozygous
x
Homozygous Recessive
Based on the Punnett Square, what are the phenotypes of the parents?
Purple
x
Purple
Purple
x
White
White
x
White
What are the odds of the offspring showing the dominant trait?
0%
25%
50%
75%
100%
What are the odds of the offspring showing the recessive trait?
0%
25%
50%
75%
100%
A (a) is stronger than another trait. The trait will always appear if present.
A (a) is weaker than another trait. The trait will only appear if two alleles are present.
A (a) trait is a trait masked by a stronger trait.
Brown eyes (B) are dominant to blue eyes (b). If an offspring has the genotype of bb, what color of eyes does the offspring have?
The offspring has (a) eyes.
If an offspring has two alleles that are the same, it is (a)
Select the following genotypes that are homozygous
HH
Hh
Ss
ss
If purple fur in monsters is dominant to blue fur, which of the following genotypes would have blue fur?
A blue fur monster would have (a) alleles
Different forms of a gene which are shown as a capital or lowercase letter are called a(n) (a)
The passing on of traits from parent to offspring is called (a)
The physical appearance of a trait; how someone looks is called their (a)
A person's genetic makeup their alleles, are called their (a)
