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WorksheetsGenetics vocabulary Warm-Up
Total questions: 12
Worksheet time: 51mins
When an organism has two different alleles for a trait. Symbolized with an uppercase and a lower case letter: Aa, Bb, Tt, etc...
Homozygous
Heterozygous
Trait
Phenotype
Describes a trait that covers over, or dominates, another form of that trait. . Symbolized with a capital letter.
Recessive
Allele
Gene
Dominant
An organism's genetic makeup, or allele combinations. Uses letters to describe it.
Genotype
Phenotype
Recessive
Punnet square
Describes a trait that is covered over, or dominated, by another form of that trait and seems to disappear. Symbolized with a lower-case letter.
Dominant
Recessive
Heterozygous
Homozygous
a characteristic that an organism can pass on to its offspring through its genes
Trait
Punnet Square
offspring
Dominant
A green wrinkled pea plant RR has two dominant alleles
A green wrinkled pea plant RR has two dominant alleles
What are the chances that the offspring will have homozygous recessive traits?
1 in 4
3 out of 4
75%
50%
What is the dominant trait here?
Bb
Recessive eyes
Blue eyes
Brown eyes
