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19 Cards in this Set
- Front
- Back
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What did Mendel predict was the probability of a tall offspring from a cross between 2 hybrid tall plants |
75% |
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What are the physical characteristics called that we study in genetics |
Traits |
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What does punnett square show |
possible combination of alleles |
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What is the study of heredity |
Genetics |
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The likelihood an event will happen |
Probability
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Write the 2 recessive alleles for blue eyes |
bb |
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What is the probabilty of an offspring with black feathers if the homozygous black feather is crossed with homozygous white feathers |
100% |
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What are different forms of a gene called |
Alleles |
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The passing of traits from parents to offspring |
Heredity |
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What is an organism's genetic make-up for a trait |
Genotype |
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What is an organism's physical appearance |
Phenotype |
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What did Mendel do to the pea plants in order to cross genes between 2 different plants |
Cross pollination |
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What kind of plants did gregor Mendel cross-pollinate in order to study genetics |
Pea plants |
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In Mendel's experiment, what percent of the F2 generation had a trait that was ABSENT in the F1 generation |
25% were short |
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An orgainsm that has 2 identical alleles for a trait |
Homozygous\purebred |
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If an organism has 2 different alleles for a trait, then it is said to be ________ or _____________ |
Heterozygous/hybrid |
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If an organsim has 2 of the same alleles for a trait, then it is said to be _________ or _____________ |
Homozygous/purebred |
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Write the dominant / recessive allele combination for hybrid brown eyes |
Bb |
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What are the factors that control traits |
Genes |
