Mendel
hereditary information passes from one generation to the next in discrete units
locus
area of gene
allele
different forms of the same gene
homozygous
same allele (PP)
heterozygous
different alleles (Pp)
genotype
an individual’s alleles
phenotype
observable traits
breed true
keep the same traits
gamete
mature reproductive cell; egg or sperm
zygote
fusion of two gametes at fertilization; first cell of a new individual
filial
offspring; F1, F2
punnett square
diagram used to predict genotype possibilities
monohybrid cross
Bb x Bb