Ch 12 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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| mitosis | cell's nucleus divides into two new nuclei, and one copy of DNA is distributed into each daughter cell
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| genetics | the scientific study of heredity
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| heredity | passing of physical characteristics from parents to offspring
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| trait | each specific characteristic
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| gene | factors that control a trait
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| allele | a different form of a gene
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| probability | how likely an event will occur
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| Punnett square | chart that shows all possible ways alleles can combine in a genetic sequence
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| phenotype | organism's physical appearance or visible trait
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| genotype | organism's genetic makeup or alleles
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| homozygous trait | organism that has two identical alleles for a trait
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| heterozygous trait | organism that has two different alleles for a trait
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| meiosis | the process by which the number of chromosomes is reduced by half as sex cells form
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| nucleus | dense area in a cell that contains nucleic acid
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| clone | an organism that has exactly the same genes as the organism from which it was produced
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Created by:
angolajones
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