How Our Genes Can Affect Us Flashcards

1
Q

Observable characteristics is called the

A

Phenotype

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2
Q

Genetic info that gives rise to phenotype is known as _

A

Genotype

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3
Q

A _ is the site on the chromosome at which gene for a particular trait lies

A

Gene locus

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4
Q

Different form of genes that may be present in a gene locus are known as _

A

Alleles

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5
Q

Is there are two alleles A and a for a given gene locus, then three _ may be formed

A

Genotypes

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6
Q

Three genotypes that may be formed are (3)

A

AA

Aa

aa

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7
Q

Aa is known as _

A

Heterozygote

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8
Q

aa and AA are known as _

A

Homozygotes

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9
Q

Recessive alleles only result in a recognizable phenotype in _ state

A

Homozygous aa

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