Genetics Vocab. Flashcards

1
Q

Genetics

A

Scientific study of heredity

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2
Q

Heredity

A

Passage of genetic information from one generation to the next

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3
Q

Gregor Mendel

A

The Father of Heredity

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4
Q

Allele

A

Different forms of a gene

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5
Q

Gene

A

Sequence of DNA

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6
Q

Trait

A

Characteristic of a organism

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7
Q

Dominant Allele

A

Allele whose trait always shows up in organism when allele is present

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8
Q

Recessive Allele

A

Allele that is hidden when a dominant one is present

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9
Q

Phenotype

A

Physical characteristic of an organism

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10
Q

Genotype

A

Genetic features on an organism

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11
Q

Punnett Square

A

Chart that shows possible alleles that can result during a genetic cross

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12
Q

Homozygous Dominant

A

Alleles that are only dominant

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13
Q

Heterozygous

A

Alleles that are different

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14
Q

Homozygous Recessive

A

Alleles that are only recessive

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15
Q

Purebred

A

Offspring of many generations that have the same form of a trait

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16
Q

Hybrid

A

Offspring that has different alleles

17
Q

Codominance

A

When both alleles for a gene are expressed equally

18
Q

Incomplete Dominance

A

When one allele doesn’t completely dominate over the other one