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18 Cards in this Set
- Front
- Back
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Chromosomes
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46 present in each nuclei of every cell in your body, matched in 23 pairs
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Genes
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Hundreds of Genes in each chromaosome
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Dna
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Makes up genes, double helix formation
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Autosomes
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first 22 chromosomes, code for body functions and structures
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Sex chromosomes
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23rd pair code for sex
xx = female xy = male |
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Genome
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entire package of genetic material
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Monomorphic
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75% of genes are idetical, make us human
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Polymorphic
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25% of genes makes people individuals
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Genotype
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traits that are availbe
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phenotype
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traits that are visiable or expressed
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Alleles
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genes that code for eye color and similar traits
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Dominant
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the trait most likely to be expressed as a phenotype
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x-linked
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traits or disorders linked to the x chromsome
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polygenic
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results of more then one gene and usually some enviormental influence
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Behavior Genetics
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Examines how geneyics contributes to Human behavior
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Alpha-fetoprotien analysis
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done on mothers blood, protien produced in fetus during early devlopment. should not be in mothers blood pesents suggest abnormaility
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Chorionic Villus Biopsy
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8 to 10 wks of pregnacy a smallpeice of inner plecenta is removed and tested
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Apgar scale
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administered at 1 and 5 min.
5 varibles each scored 0-2 heart rate, breath rate muscle tone oxyagenation, response to stimuli.7 to 10 is normal score below 5 serious problem |
