What is a pedigree chart quizlet?

what is a pedigree chart ? chart that shows the genetic history of a family.

What are pedigree charts used for quizlet?

How is Pedigree Used? It’s used to analyze the pattern of inheritance followed by a particular trait, in a chart/tree formation.

Why do scientists use pedigree charts quizlet?

Why do scientists use pedigree charts? They show the inheritance of a trait.

Is it possible to be a carrier of a dominant gene?

The dominant gene outweighs the recessive gene, so while a carrier does not develop the disease, a carrier can pass on the gene with a mutation to his or her child.

What does a half shaded circle represent on a pedigree chart quizlet?

What does it mean if a figure is only half shaded in a pedigree chart? It means that the individual is a homozygous/a carrier.

What is the purpose of a pedigree?

A pedigree can be used to determine disease inheritance patterns within a family. Standard pedigree nomenclature. Common symbols are used to draw a pedigree (family tree). A pedigree shows relationships between family members and patterns of inheritance for certain traits and diseases.

What do circles represent in a pedigree?

In a pedigree, a circle represents a female, and a square represents a male. A filled-in circle or square shows that the individual has the trait being studied. The horizontal line that connects a circle and a square represents a marriage.

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Family heirloom