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17 Cards in this Set
- Front
- Back
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karyotype |
a photograph of all of an organisms chromosomes |
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heredity |
the passing of characteristics from parents to offspring |
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genetics |
branch of biology that focuses on heredity |
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genes |
sections of a chromosome that codes for a trait |
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alleles |
different forms of a gene |
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dominant allele |
form of a gene that is fully expressed when two different alleles are present |
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recessive allele |
gorm of a gene that is not expressed when paired wi tr h a dominant allele |
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purebred |
an organism recieves the same genetic traits from both parents |
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homozygous |
both alleles present for a particular gene are the same |
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hybrid |
an organism recieves the same genetic traits from both parents |
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heterozygous |
the alleles for a particular trait are different |
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genotype |
the genetic makeup of an organism (the set of alleles that an individual has for a character) |
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phentoype |
the physical appearance of an organism |
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Gregor mendel |
"father of genetics" experiments led to modern genetics - wanted to predict paterns of heredity |
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law of segregation |
each pair of genes seperates during meiosis |
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law of independent assortment |
gene pairs seperate into gametes randomly and independently of eacother |
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law of dominance |
the dominant allele is expressed and the recessive is not |
