What does heterozygous mean?

Punnett Square Practice

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•
Science
•
8th Grade
•
Hard
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1.
FLASHCARD QUESTION
Front
Back
Heterozygous refers to having two different alleles for a particular gene.
2.
FLASHCARD QUESTION
Front
What is the definition of homozygous dominant?
Back
Homozygous dominant means having two identical dominant alleles for a trait, such as TT.
3.
FLASHCARD QUESTION
Front
What is the probability of a child having no freckles if one parent is heterozygous (Ff) and the other is recessive (ff)?
Back
50% chance of having no freckles.
4.
FLASHCARD QUESTION
Front
What is the phenotype of offspring from a homozygous dominant (RR) and a homozygous recessive (rr) guinea pig?
Back
100% rough coat.
5.
FLASHCARD QUESTION
Front
What does phenotype refer to?
Back
Phenotype refers to the observable physical characteristics of an organism.
6.
FLASHCARD QUESTION
Front
What does genotype refer to?
Back
Genotype refers to the genetic makeup of an organism, including the alleles it possesses.
7.
FLASHCARD QUESTION
Front
What is a Punnett Square used for?
Back
A Punnett Square is used to predict the genetic outcomes of a cross between two organisms.
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