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Chapter 3
Heredity
10
Science
7th Grade
04/11/2014

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Term

 

Trait

Definition

 

A characteristic.

Term
inherited trait
Definition
A trait that is passed from parents to their offspring.
Term
heredity
Definition
The passing of traits from parents to offspring.
Term
genetics
Definition
The study of heredity.
Term
genes
Definition
The part of a chromosome that control inherited traits.
Term
homozygous
Definition
Having two alike genes for the same trait.
Term
heterozygous
Definition
Having two unlike genes for the same trait.
Term
dominant gene
Definition
The gene whose trait always shows itself.
Term
recessive gene
Definition
The gene of a trait that is hidden when the dominant gene is present.
Term
chromosomes
Definition
The cell parts that determine what traits a living thing will have.
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