heridty Flashcards

(13 cards)

1
Q

Dominant trait

A

the trait observed in the first generation when parents that have diffrent traits are bred

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2
Q

ressesive traigt

A

Can skip a generation

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3
Q

Heredity

A

the passing on of physical or mental characteristics genetically from one generation to another.

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4
Q

genes

A

a unit of heredity that is transferred from a parent to offspring and is held to determine some characteristic of the offspring.

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5
Q

alleles

A

one of two or more alternative forms of a gene that arise by mutation and are found at the same place on a chromosome.

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6
Q

phenotype

A

the set of observable characteristics of an individual resulting from the interaction of its genotype with the environment.

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7
Q

genotype

A

the genetic constitution of an individual organism.

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8
Q

probability

A

the likely hood of something happening

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9
Q

meiosis

A

a type of cell division that results in four daughter cells each with half the number of chromosomes of the parent cell

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10
Q

pedigree

A

the record of descent of an animal, showing it to be purebred.

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11
Q

DNA

A

That carries the genitics

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12
Q

Nucleotide

A

a compound consisting of a nucleoside linked to a phosphate group. Nucleotides form the basic structural unit of nucleic acids such as DNA.

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13
Q

Mutations

A

of the nucleotide sequence of the genome of an organism, virus, or extrachromosomal DNA or other genetic elements.

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