Genetics, Volume 6George Harrison Shull, Donald Forsha Jones, Leslie Clarence Dunn, Curt Stern, Royal Alexander Brink Genetics Society of America, 1921 - Electronic journals |
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Common terms and phrases
13 latifolia 87 199 formosa a'ẞff aleurone allelomorphs assortative mating asymmetry average back-cross bred true breeding brevistylis brown characters chromosome coefficients correlation cotyledon color crossover cultures deviation dominant Drosophila Drosophila simulans elytra Emmer group endosperm equations expected experiment F₁ plants F₂ factor pair female fertile figure flat-leaved flowers formosa 28 formosa gametes genes genetic Globes green cotyledons gynandromorph heredity heterozygous hilum homozygosis homozygous hybrids inbreeding individuals inheritance intersexes latifolia 87 latifolia linkage maize male Mallard melanogaster Mendelian months mutation normal NUMBER SEEDS ở RR obtained offspring P₁ paniculata PEDIGREE NUMBERS percent pigment PLANT NUMBER pollen grains population prediction probable error produced progenies pubescence ratio recessive Reciprocal cross rustica humilis seed coat seedlings segregation self-pollinated sex-linked simulans species strain Sub-total tawny tergite tests totals tunicate ear typica M homozygous values variability variation variety virescent-white wild-type X chromosome yellow cotyledons zygote
Popular passages
Page 293 - March and April. April and May. May and June. June and July. July and August. August and September.
Page 461 - We are vertebrates because our mothers were vertebrates and produced eggs of the vertebrate pattern ; but the color of our skin and hair and eyes, our sex, stature, and mental peculiarities were determined by the sperm as well as by the egg from which we came.
Page 207 - Eyster, WH The linkage relations between the factors for tunicate ear and starchy.sugary endosperm in maize. Genetics 6:2o9.24o.
Page 121 - On a General Formula for the Constitution of the N'th Generation of a Mendelian Population in which all Matings are of Brother X Sister. Amer. Nat., 1914, xlviii, 491-494.
Page 353 - F2 plants ; if (4) a naked male nucleus entering the normal cytoplasm of the egg in the immediate cross can cause changes in the cytoplasm that will affect future reduction divisions; if (5) this abnormally formed cytoplasm is not equitably distributed in the dichotomies of gametogenesis in the...
Page 464 - ... factors are located in the chromosomes, and the cytological evidence shows that chromosomes always divide equally and presumably every cell of an individual contains the same kinds of chromosomes and the same kinds of inheritance factors. How then is it possible to explain embryonic differentiation ? How can identical factors give rise to different products in different cells?
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