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Why do geneticists use pedigrees?
Sickle-Cell Anemia
X and Y chromosomes
one recessive and one dominate allele for a trait
XY
recessive allele on the X chromosome
to trace inheritance of specific traits in a family
genes
female carrier
On a pedigree chart, a half shaded circle indicates what?
Sickle-Cell Anemia
X and Y chromosomes
one recessive and one dominate allele for a trait
XY
recessive allele on the X chromosome
to trace inheritance of specific traits in a family
genes
female carrier
Sex linked genes are on
Sickle-Cell Anemia
X and Y chromosomes
one recessive and one dominate allele for a trait
XY
recessive allele on the X chromosome
to trace inheritance of specific traits in a family
genes
female carrier
Which combination of sex chromosomes results in a male?
Sickle-Cell Anemia
X and Y chromosomes
one recessive and one dominate allele for a trait
XY
recessive allele on the X chromosome
to trace inheritance of specific traits in a family
genes
female carrier
Which genetic disorder results in abnormally shaped blood cells
Sickle-Cell Anemia
X and Y chromosomes
one recessive and one dominate allele for a trait
XY
recessive allele on the X chromosome
to trace inheritance of specific traits in a family
genes
female carrier
Factors that control traits are
Sickle-Cell Anemia
X and Y chromosomes
one recessive and one dominate allele for a trait
XY
recessive allele on the X chromosome
to trace inheritance of specific traits in a family
genes
female carrier
Hemophilia is caused by
Sickle-Cell Anemia
X and Y chromosomes
one recessive and one dominate allele for a trait
XY
recessive allele on the X chromosome
to trace inheritance of specific traits in a family
genes
female carrier
A carrier is a person who has
Sickle-Cell Anemia
X and Y chromosomes
one recessive and one dominate allele for a trait
XY
recessive allele on the X chromosome
to trace inheritance of specific traits in a family
genes
female carrier
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