Genetics Introductory Vocabulary

The study of heredity:

• Heredity

• Biology

• Genetics

• Chemistry

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The passing of physical characteristics from parents to offspring:

• Genetics

• Biology

• Heredity

• Ecology

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An allele whose trait always shows up in the organism when the allele is present.

• Dominant allele

• Recessive allele

An allele that is masked/hidden when a dominant allele is present.

• Dominant allele

• Recessive allele

The offspring of many generations that have the SAME traits.

• Purebred

• Hybrid

• Dominant allele

• Recessive allele

An organism that has two different alleles for a trait.

• Purebred

• Hybrid

• Dominant allele

• Recessive allele

The different FORMS of a gene:

• Alleles

• Gene

• Purebred

• Hybrid

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A number that describes how likely it is that an event will occur.

• Punnett Square

• Probability

• Natural number

• Imaginary number

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A chart that shows all the possible combinations of alleles that can result from a genetic cross.

• Probability

• Durick Square

• Punnett Square

• T-Chart

Physical characteristics of organisms:

• Trait

• Gene

• Allele

• Probability

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