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.

He says, for example:— 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 Darwin, and After Darwin (Vol 3 of 3) Post-Darwinian Questions: Isolation and Physiological Selection by Romanes, George John

But these facts do not make me doubt that it is a general law of nature that the individuals of the same species occasionally intercross, and that some great advantage is derived from this act.

From The Variation of Animals and Plants Under Domestication, Volume II (of 2) by Darwin, Charles

Cultivated plants like those in a state of nature frequently intercross, and will thus mingle their constitutional peculiarities.

From Effects of Cross and Self Fertilisation in the Vegetable Kingdom by Darwin, Charles

In "Cross and Self-Fertilisation," page 156, Darwin quotes the information received from Delpino and referred to in the present letter—namely, that it is the fixed opinion of the Italian gardeners that the varieties do intercross.

From More Letters of Charles Darwin — Volume 2 by Darwin, Francis, Sir

If two distinct breeds were mingled together in equal numbers, there is reason to suspect that they would to a certain extent prefer pairing with their own kind; but they would often intercross.

From The Variation of Animals and Plants under Domestication — Volume 2 by Darwin, Charles