| 单词 | reciprocal cross |
| 例句 | This is called a reciprocal cross—a paired cross in which the respective traits of the male and female in one cross become the respective traits of the female and male in the other cross. Biology for AP Courses 2022-06-09T00:00:00Z Cross between red eyed male and white eyed female; reciprocal cross of Fig. A Critique of the Theory of Evolution Hybrids can nevertheless be obtained from the reciprocal cross. Mendelism Third Edition STOKE: That first experiment of yours was trying to pollinize the black walnut with the Persian, but the reciprocal cross may be quite different, as Jones proved with the filberts. Northern Nut Growers Association Report of the Proceedings at the 43rd Annual Meeting Rockport, Indiana, August 25, 26 and 27, 1952 He had discovered that native pollen was not effective on European stigmas, but that the reciprocal cross worked. Northern Nut Growers Association Incorporated 39th Annual Report at Norris, Tenn. September 13-15 1948 How would you perform a reciprocal cross to test stem height in the garden pea? Biology for AP Courses 2022-06-09T00:00:00Z The species experimented with should be obtained in considerable numbers, and by two separate persons, each making the opposite reciprocal cross, as explained at p. Darwinism (1889) The seedlings from the reciprocal cross, that is, from the crimson-green variety fertilised with pollen from the white-green variety, offer a somewhat more curious case. Effects of Cross and Self Fertilisation in the Vegetable Kingdom We have no large amount of data on the reciprocal cross. Northern Nut Growers Association Report of the Proceedings at the 43rd Annual Meeting Rockport, Indiana, August 25, 26 and 27, 1952 Hybrid plants produced from a reciprocal cross generally resemble each other closely, and so it is with mongrel plants from a reciprocal cross. The Origin of Species by means of Natural Selection, 6th Edition |
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