Genetics Flashcards

0
Q

Define dominant

A

The trait that is show

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1
Q

Define homozygous

A

2 identical alleles for a particular trait

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2
Q

Define recessive

A

Trait that is masked

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3
Q

Define heterozygous

A

2 different alleles for the same trait

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4
Q

Define genotype

A

The appearance of the gene

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5
Q

Define phenotype

A

The physical appearance of the organism

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6
Q

Define gene

A

Chemical factors that determines our trait

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7
Q

Define heredity

A

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

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8
Q

Define allele

A

Different forms of gene

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9
Q

What is simple dominance

A

The gene that is dominant or recessive

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10
Q

Define incomplete dominance

A

One allele is NOT completely dominant over the other. Intermediate.

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11
Q

Define codominance

A

Both alleles are expressed EQUALLY

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12
Q

Define polygenic

A

One or more gene

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13
Q

Define multiple allelec

A

One or more version of a gene

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14
Q

Define sex linked

A

Carried on the the x or Y chromosome

More males than females

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15
Q

Define autosome

A

The gene that determines physical traits

16
Q

Define sex chromosome

A

The gene that codes for the gender of the human

17
Q

Define carryotype

A

A picture of chromosomes

18
Q

What are the characteristics of sickle cell?

A

Simple dominant mishap pen red blood cells

19
Q

Characteristics of huntingtons

A

Mental deterioration and uncontrollable movements

20
Q

What are the characteristics of cystic fibrosis

A

Excess mucus in lungs, digestive tract, and liver.

21
Q

Characteristics of PKU

A

Phenealine builds up in tissues