The genotype 'tt' is ____.
Heredity and Punnett Squares

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Science
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9th - 12th Grade
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Hard
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1.
FLASHCARD QUESTION
Front
Back
homozygous recessive
2.
FLASHCARD QUESTION
Front
B = brown fur & b = white fur. In the punnett square, what is the probability for white fur?
Back
50%
3.
FLASHCARD QUESTION
Front
The different forms of a gene are called ____.
Back
alleles
4.
FLASHCARD QUESTION
Front
Tongue rolling is dominant over not being able to roll your tongue. Which letter would represent the dominant allele?
Back
T
5.
FLASHCARD QUESTION
Front
How many alleles (letters) do each person carry for a trait?
Back
2
6.
FLASHCARD QUESTION
Front
What is a Punnett Square used for?
Back
To predict the genotypes of offspring from parental genotypes.
7.
FLASHCARD QUESTION
Front
Define 'allele'.
Back
An allele is a variant form of a gene.
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