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Contrasting genes that appear on the same site on a chromosome. Symbolized with the same symbol.
EX: D for tall and d for dwarf |
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| A chromosome other than the sex chromosomes |
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| A thread like body in the nucleus of a cell. They carry genes which are arranged in linear order. |
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| An individual that is heterozygous with respect to two pairs of alleles. A PRODUCT OF A CROSS BETWEEN HOMOZYGENOUS PARENTS DIFFERING IN TWO RESPECTS. |
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| A genetic cross involving 2 pairs of genes. |
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| Two sets of chromosomes. The number characteristics of cells prior to meiosis. |
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| An inherited trait expressed when the controlling gene is either homozygenous (BB or bb) or heterozygenous (Bb) |
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| The first filial generation. The first offspring generation from a given mating. |
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| The second filial generation, produced by self pollination of the Fsub1 |
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| A mature female or male reproductive cell. (Sperm or egg) |
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| A hereditary determiner. A unit of inheritance. A unit of DNA |
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| The genetic constitution(gene make up) of an organism(DD, Dd, dd) |
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| A single set of chromosomes. Characteristic of gametes. Also called monoploids. |
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| Having contrasting genes for a trait. (Bb) produce unlike gametes. |
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| Chromosomes that are generally similar in size and shape, and occur in pairs. One from a male and one from a female parent. |
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| Having two genes of the same kind for a trait (DD, dd), The gametes are therefore all alike. |
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| An offspring of homozygous parents differing in one or more genes. |
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| An offspring of two homozygous parents differing from each other in only one gene locus. |
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| The observed characteristic produced by a set of genes. (color, height), Individuals of the same phenotype may look alike, but may not breed alike. |
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| A set of boxes used in finding all possible gametic combinations when working with genetic problems. |
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| The member of a pair of contrasting genes that is not expressed. A recessive trait is expressed only when homozygenous (bb) |
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