Uploaded by Ren'ata Brister

Punnett Squares Quiz

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1. Black fur(B) in guinea pigs is dominant over white fur(b). Find
the probability of a white offspring in a cross between two
heterozygous guinea pigs.
A. 25%
B. 50%
C. 75%
2. Black fur(B) in guinea pigs is dominant over white fur(b). Find
the probability of a white offspring in a cross: Bb x bb.
A. 25%
B. 50%
C. 75%
3. Black fur(B) in guinea pigs is dominant over white fur(b). Find
the probability of a homozygous offspring in a cross: BB x BB.
A. 50%
B. 75%
C. 100%
4. Black fur(B) in guinea pigs is dominant over white fur(b). Find
the probability of a black offspring in a cross: bb x bb.
A. 0%
B. 25%
C. 50%
5. Black fur(B) in guinea pigs is dominant over white fur(b). Find
the probability of an offspring with the same phenotype as its
parents in a cross between a homozygous black and a
heterozygous black guinea pig.
A. 25%
B. 50%
C. 100%
6. Black fur(B) in guinea pigs is dominant over white fur(b). Find
the probability of a hybrid offspring in the cross: BB x Bb.
A. 25%
B. 50%
C. 75%
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