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| The pollen-bearing part of a stamen |
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| The transfer of pollen from the flower of one plant to the flower of a plant having a different genetic constitution. |
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Contrasting form of a gene
ex)BB |
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| The first filial generation, produced by crossing two parental lines. |
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| The result of the crossing of the F1 generation |
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| The branch of biology that deals with heredity, especially the mechanisms of hereditary transmission and the variation of inherited characteristics among similar or related organisms. |
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| Transmission of traits from parents to offspring |
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| Law of Independent Assortment |
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| Alleles of different genes assort independently of one another during gamete formation |
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| When any individual produces gametes, the copies of a gene separate, so that each gamete receives only one copy |
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| The field of biology that studies the structure and function of genes at a molecular level. The field studies how the genes are transferred from generation to generation |
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Homozygous
Containing only one characteristic for a trait. |
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One allele may be masked
ex)a |
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| The transfer of pollen from the anther to the stigma of the same flower, another flower on the same plant, or the flower of a plant of the same clone. |
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| Upper part of pistil that receives pollen; same as light-sensitive eyespot in certain organisms |
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| A feature of an organism. |
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A phenotype that shows some of each parent
ex) RR x WW= RW |
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Involves 2 pairs of contrasting traits
ex) DdRr, ddRr, ddrr |
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The genetic make up of the organism rep. by letters
ex)TT, Tt, tt |
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| A ratio that shows the different outcomes you can get from a genetic cross shown with letters |
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| The alleles of the pair are not identical |
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| Both alleles of a pair are exactly the same |
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Involves 1 pair of contrasting alleles
ex) Gg x gg |
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The external apperance
ex) Tall, Red, Short |
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| A ratio that shows the different external apperance outcomes you can get from a genetic cross |
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| The chance of receiving traits |
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| A diagram to establish the probabilities of the result from a genetic cross |
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| A test when you don't know if the individual is homozygous or heterozygous |
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| A purine that pairs up with Thymine and Uricil |
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A with T: the purine adenine (A) always pairs with the pyrimidine thymine (T)
C with G: the pyrimidine cytosine (C) always pairs with the purine guanine (G) |
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| Complementary Base Pairing Rule |
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| In DNA, Adenine bonds with Thymine, Cytosine bonds with Guanine. In RNA, Thymine is replaced with Uracil |
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| A Purine that pairs with Gunanine |
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| A sugar, C5H10O4, that is a constituent of DNA |
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| A Purine that pairs with Cytosine |
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| Takes information from DNA and goes out to cytoplasm and starts assembling the Purines in a specific order |
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| Termination Signal (Stop Signal) |
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| Three Commonly Known Carcinogens |
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