In mice, black fur is dominant to white. Create a key.
What is B- black b-white
100
Heredity factors that determine traits
What is genes
100
If a homozygous smooth seeded pea plant is crossed with a wrinkled seeded pea plant. What percentage of the offspring will have wrinkled seeds?
What is 0%
100
The study of heredity
What is genetics
100
What type of plants did Mendel use in his experiments?
What is pea plants
200
In turtles, green shells are dominant to brown. Write a key.
What is G-green, g-brown
200
One of the forms of a gene that determines traits
What is allele
200
Use your pea chart.
Cross two pea plants that are both hybrid for flower color.
What percentage of the offspring will be white?
What is 25%
200
The allele that is "visible" in the hybrid generation
What is dominant
200
The country where Gregor Mendel was born.
What is Austria
300
In pea plants, tall plant size is dominant to short. Write a cross for two that are heterozygous for the trait.
What is Tt x Tt
300
Characteristics an organism receives from the parent generation
What is traits
300
Use your pea chart.
If a plant that is heterozygous for flower location is crossed with a plant that is a purebred axial plant, what percentage of the offspring will have axial flowers?
What is 100%
300
The actual genetic make up of an organism
What is genotype
300
The estimated number of pea plants used in Gregor Mendel's experimentations.
What is 28,000
400
In lemons, yellow lemons are dominant to purple. Create a genotypic cross if a purple lemon is crossed with a purebred yellow.
What is yy x YY
400
Fill in the blank:
Heredity is the passing of ______ from parents to offspring
What is traits
400
Use your pea chart.
If a heterozygous inflated pod shaped plant is crossed with one that is constricted, identify the possible genotyes of the offspring.
What is Ii, ii
400
When an organism has two different alleles in its genetic make up
What is hybrid (or heterozygous)
400
Fill in the blank:
Mendel _______________ pea plants with contrasting, or different, forms of a trait such as a purple flower with a white flower.
What is cross-pollinated
500
In sharks, sharp teeth are dominant to curved teeth. Write a genotypic cross for a homozygous sharped tooth shark crossing with a shark that is heterozygous for the trait.
What is SS x Ss
500
Fill in the blank:
Recessive is the ________ that is present but not visible in the hybrid generation
What is allele
500
Use your pea chart. If two plants that are hybrid for plant size are crossed, identify all of the possible genotypes for the offspring.
What is TT, Tt, tt
500
A form of cell division that produces reproductive cells (called gametes)