Punnett Squares
Genotypes
Phenotypes
Vocabulary
100
A= Round Flower
a= Oval Flower
What is the dominant trait?
What is A or Round Flower?
100
This term describes a genotype with two identical alleles.
What is homozygous?
100
This term describes the physical appearance of a trait.
What is phenotype?
100
A segment of DNA that determines a specific trait.
What is a gene?
200
A= Round Flower
a= Oval Flower
What is the recessive trait?
What is a or Oval flower?
200
If gray fur (G) is dominant over black fur (g), these are the possible genotypes for a gray-furred squirrel.
What are GG and Gg?
200
If brown eyes are dominant over blue eyes, this is the phenotype of someone with the genotype "bb"?
What are blue eyes?
200
Different versions of the same gene.
What are alleles?
300
A= Round Flower
a= Oval Flower
Both parents are this (describe their genotype)
What is heterozygous?
300
In a flower where red (R) is dominant and white (r) is recessive, this is the genotype of a homozygous recessive flower.
What is rr?
300
In pea plants, tall (T) is dominant over short (t). If a pea plant has the genotype "Tt," this is its phenotype
What is tall?
300
The molecule that carries genetic information.
What is DNA?
400
A= Round Flower
a= Oval Flower
What is the percentage chance of having a round flower?
What is 75%?
400
Two birds with "Bb" genotypes produce offspring. These are the possible offspring genotypes
What are BB, Bb, bb?
400
A dog has black fur. The allele for black fur (B) is dominant over the allele for brown fur (b). These are the possible genotypes that could result in this black fur phenotype
What are BB and Bb?
400
The passing of traits from parents to offspring is called this.
What is Heredity?
500
A= Round Flower
a= Oval Flower
What is the percentage chance of the offspring inheriting the recessive trait?
What is 25%
500
Two birds with "Bb" genotypes produce offspring this is the percentage of "Bb" offspring.
What is 50%?
500
In a certain species of flower, purple petals (P) are dominant over white petals (p). If a flower has the genotype "Pp", this is it's phenotype
What are purple petals?
500
Genes are located on these structures within the nucleus of a cell.
What are chromosomes?