Heredity

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Gregor Mendel
a monk that study genetics in pea plants
phenotype
observable characteristic (a trait you physically see). (eye color, hair color)
genotype
genetic make up (inside the cell). The genes of the organism.
allele
a varient form of a gene located in a specific part of the chromosome
heterozygous pairs
alleles that are different (Tt)
homozygous pairs
alleles that are the same (TT, ff)
dominant allele
produces a dominant phenotype. This gene always shows up when at least one capital letter is present (TT, Tt)
recessive allele
is hidden behind the dominant allele, unless both alleles are recessive. Need two lower case letters for the gene to appear (tt)
Punnett square
a diagram used to predict an outcome of a trait; named after Reginald Punnett, a geneticist.
trait
a physical characteristic that an organism possesses
Genetics
The scientific study of heredity
heredity
the passing of traits from parents to offspring
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