Pedigree Charts

There is no differences between family trees and pedigree charts.

How does a geneticist use pedigrees?

In a pedigree chart, a male is represented by a

In a pedigree chart, a female is represented by a

Sex-linked genes are genes on

If the male or female has the trait listed in the pedigree chart, then the circle or square is _________________.

If the male or female does not have the trait listed in the pedigree chart, then the circle or square is _________________.

A heterozygous genotype is represented by a(n) ____________ circle or square.

A horizontal line in a pedigree chart between two parents represents

A vertical line in a pedigree chart represents

An individual with heterozygous genes is represented by a(n) _____________ circle or square.

A male with brown eyes has homozygous genes and is part of a pedigree chart for brown eyes. Which symbol would he have?

A female with dimples has heterozygous genes and is part of a pedigree chart for dimples. Which symbol would she have?

This pedigree chart shows ____________ having the trait.

The following pedigree chart shows _______ females and ______ males that have the trait.

How many children did Karen and Dan have?

The following pedigree chart shows _______ females and ______ males that DO NOT have the trait.

A pedigree chart tracks ________ specific trait(s).