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| characteristics of living things |
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| a coiled structure of DNA and protein that is in the nucleus of the cell |
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| part of a chromosome that controls inherited traits |
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| part of a chromosome that controls inherited traits |
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| the passing of traits from parents to offspring. |
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| the trait observed when at least one dominant allele for a characteristic is inherited |
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| a trait that is only seen when two recessive alleles for the same characteristic are inherited. |
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| different forms of a single gene |
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| a tool used to visualize all the possible combinations of alleles from parents |
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having two genes for a trait that are the same.
Ex. - BB or bb |
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having two genes for a trait that are different
Ex. Bb |
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| cell division in eukaryotic cells in which each cell receives a copy of the original chromosomes |
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cell division that takes place in the sex cells (gametes), which are the egg and sperm, where the number of chromosomes is reduced to half of what it was in the orginal cell.
Ex. human cell has 46 chromosomes while the sex cells have 23 |
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