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14 Cards in this Set
- Front
- Back
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Asexual reproduction
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when one organism produces one or more new organism that is identical to itself
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Sexual reproduction
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When two parents each contribute a sex cell to the new organism
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fertilization
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when a sperm cell and an egg join together
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heredity
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the passing of genetic material from parents to offspring
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gene
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a segment of DNA found in chromosomes that give instructions for producing a certain characteristic
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allele
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the different versions of a gene
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genotype
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the combination of alleles that you inherited from your parents
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Phenotype
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your observable traits
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dominant
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the dominant allele contributes to the phenotype if onne or two copies are present
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recessive
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the dominant allele contributes to the phenotype only when two copies of it are present
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incomplete dominance
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when each allele in a heterozygous individual influences the phenotype
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codominance
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when both of the alleles in a heterozygous individual contribute to the phenotype
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heterozugous
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an organism that has one dominant and one recessive allele
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homozygous
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an organism that with two dominant or two recessive alleles
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