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Definition
| two copies of the recessive allele for this gene |
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Definition
| either one or two copies of the dominant allele |
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| early ideas about heredity |
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Definition
| people knew that sperm and eggs transmitted information about traits |
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Definition
| strong background in plant breeding and mathematics |
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Term
| using pea plants, found indirect but observable evidence of how parents transmit genes to offspring |
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Definition
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Definition
| units of information about specific traits |
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| passed from parents to offspring |
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Definition
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Definition
| different molecular forms of a gene |
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Definition
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Definition
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Definition
| having two identical alleles at a locus |
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Definition
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Definition
| having two different alleles at a locus |
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Definition
| identical or nonidentical |
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Definition
| same thing as three pairs of alleles |
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Definition
| refers to particular genes an individual carries |
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Definition
| refers to an individual's observable traits |
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Term
| cannot always determine genotype by |
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Definition
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Definition
| experimental intercross between two F1 heterozygotes |
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Term
| F2 plants showed dominant-to-recessive ratio that averaged |
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Definition
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Term
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Definition
| the chance that each outcome of a given event will occur is proportional to the number of ways that event can be reached |
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Term
| Mendel's Theory of Segregation |
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Definition
| an individual inherits a unit of information about a trait from each parent |
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Term
| during gamete formation, the alleles segregate from each other |
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Definition
| Mendel's Theory of Segregation |
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Term
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Definition
| individual that shows dominant phenotype is crossed with individual with recessive phenotype |
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Term
| examining offspring allows you to determine the genotype of the dominant individual |
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Definition
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Term
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Definition
| experimental cross between individuals that are homozygous for different versions of TWO traits |
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Term
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Definition
| Mendel concluded that the two "units" for the first trait were to be assorted into gametes independently of the two "units" for the other trait |
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Term
| members of each pair of homologous chromosomes are sorted into gametes at random during meosis |
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Definition
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Term
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Definition
| number of genotypes possible in offspring as a result of independent assortment and hybrid crossing is 3n |
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Term
| Mendel presented his results in |
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Definition
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| Mendel discontinued his experiments in |
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Definition
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Term
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Definition
| complete dominance, incomplete dominance, codominance |
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Term
| Cross two of the F1 plants and the F2 offspring will show |
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Definition
| three phenotypes n a 1:2:1 ratio |
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Term
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Definition
| are codominant when pared |
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Definition
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| recipient's immune system will attack blood cells that |
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Definition
| have an unfamiliar glycolipid on surface |
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Term
| Type O is universal donor because |
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Definition
| it has neither type A nor type B glycolipid |
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Definition
| alleles at a single locus may have effects on two or more traits |
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Definition
| mutation in gene for fibrillin affects skeleton, cardiovascular system, lungs, eyes, and skin |
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Definition
| interaction between the products of gene pairs |
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| common among genes for hair color in mammals |
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| action of gene responsible for |
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Definition
| floral color is influenced by soil acidity |
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Definition
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Definition
| is produced in cooler areas of body |
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