AP MOD. II-Genetics
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| gene | segment of a chromosome that contains gentic code
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| genome | entire set of human chromosomes
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| autosomes | twenty-two pairs of chromosomes
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| sex chromosomes | the 23rd pair of chromosomes
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| dominant genes | have effects that appear in the offspring
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| recessive genes | have effects that do not appear in offspring-masked by dominant gene
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| genetic carrier | person who carries a recessive gene
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| X chromosome | "female chromosome"
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| Y chromosome | "male chromosome"
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| genetic mutations | result in abnormalities in genetic code that cause disease
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| single-gene disease | disease caused by individual mutant gene or groups of genes
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| chromosomal diseases | diseases resulting from chromosome breakage or nondisjunction
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| trisomy | a chromosome triplet
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| monosomy | a single chromosome
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| cystic fibrosis | single-gene disease characterized by excessive secretion of mucous and sweat
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| phenylketonuria | (PKU)-single-gene disease characterized by excessive phenylketone in urine
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| Tay-Sachs disease | (TSD)-single-gene recessive condition involving failure to make essential lipid enzyme
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| Down syndrome | chromosomal disease caused by trisomy of chromosome 21
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| Klinefelter syndrome | chromosomal disease caused by presence of two or more X chromosomes in males (trisomy XXY)
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| Turner syndrome | chromosomal disease-caused by monosomy of X chromosome
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| pedigree | chart illustrating genetic relationships over several generations
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| Punnett square | grid used to determine the probability of inheriting genetic traits
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| karotype | arrangement of chromosome photographs used to detect abnormalities
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| amniocentesis | karotype-collection of fetal cells floating in amniotic fluid
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| chorionic villus sampling | karotype-involves collection of embryonic cells from outside chorionic tissue
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Or sort by any of the columns using the down arrow next to any column heading.
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