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Heredity - Coggle Diagram
Heredity
punnett squares
outside is meisosis and inside is fertilization
monohybrid
practice dihybrid
Pea plants:
Mendel
19th century
monk and biologists
discovered dominance and recessive traits
sex linked traits
diseases are passed on
hemophilia
recesssive
capital letter means normal and lower case means a disease
males are more likely to inherit diseases
on X and Y
traits usually on Y chromosome
non mendelian traits
incomplete dominance
dominant allele is not completely expresses when a recessive allele is present
Rr = pink!
codominance
alleles work together
both traits are visible and show up
speckled chickens
epistatis
one gene relies on the other to be expressed
C or c
cc means that they are all white
polygenic traits
many genes coding for one trait