intercross
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
In the case of methodical selection, a breeder selects for some definite object, and if the individuals be allowed freely to intercross, his work will completely fail.
From The Origin of Species by means of Natural Selection, 6th Edition by Darwin, Charles
Both species are grown in pure form in Korea, and they intercross readily, and we do not regard it as a new species.
From Northern Nut Growers Association Report of the Proceedings at the 44th Annual Meeting Rochester, N.Y. August 31 and September 1, 1953 by Northern Nut Growers Association
The individuals which have already begun to vary will intercross one with another by the aid of insects; and this accounts for the extreme diversity of character which many of our long cultivated plants exhibit.
From Effects of Cross and Self Fertilisation in the Vegetable Kingdom by Darwin, Charles
Mr. Cheeseman also remarks, that as certain Orchids in New Zealand which require insect-aid for their fertilisation bear only a single flower, distinct plants cannot fail to intercross.
From Effects of Cross and Self Fertilisation in the Vegetable Kingdom by Darwin, Charles
Why then do not the varieties occasionally intercross, though this would not often happen, as insects so rarely act in an efficient manner?
From Effects of Cross and Self Fertilisation in the Vegetable Kingdom by Darwin, Charles
