Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Plural form of
intercross . - verb Third-person singular simple present indicative form of
intercross .
Etymologies
Sorry, no etymologies found.
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Examples
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Seed banks hold more than 25,000 samples, all distinct and all able to produce fertile intercrosses.
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We may even show how a single language intercrosses with race and culture lines.
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It will obviously thus act far more efficiently with those animals which unite for each birth; but, as already stated, we have reason to believe that occasional intercrosses take place with all animals and plants.
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Even in the case of slow-breeding animals, which unite for each birth, we must not overrate the effects of intercrosses in retarding natural selection; for I can bring a considerable catalogue of facts, showing that within the same area, varieties of the same animal can long remain distinct, from haunting different stations, from breeding at slightly different seasons, or from varieties of the same kind preferring to pair together.
On the Origin of Species~ Chapter 04 (historical) Charles Darwin 1859
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It will obviously thus act far more efficiently with those animals which unite for each birth; but I have already attempted to show that we have reason to believe that occasional intercrosses take place with all animals and with all plants.
On the Origin of Species~ Chapter 04 (historical) Charles Darwin 1859
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Even in the case of slow-breeding animals, which unite for each birth, we must not overrate the effects of intercrosses in retarding natural selection; for I can bring a considerable catalogue of facts, showing that within the same area, varieties of the same animal can long remain distinct, from haunting different stations, from breeding at slightly different seasons, or from varieties of the same kind preferring to pair together.
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Even if these take place only at long intervals, I am convinced that the young thus produced will gain so much in vigour and fertility over the offspring from long-continued self - fertilisation, that they will have a better chance of surviving and propagating their kind; and thus, in the long run, the influence of intercrosses, even at rare intervals, will be great.
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Even if these take place only at long intervals, I am convinced that the young thus produced will gain so much in vigour and fertility over the offspring from long-continued self-fertilisation, that they will have a better chance of surviving and propagating their kind; and thus, in the long run, the influence of intercrosses, even at rare intervals, will be great.
On the Origin of Species~ Chapter 04 (historical) Charles Darwin 1859
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It will obviously thus act far more efficiently with those animals which unite for each birth; but I have already attempted to show that we have reason to believe that occasional intercrosses take place with all animals and with all plants.
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On the generality of intercrosses between individuals of the same species.
On the Origin of Species~ Chapter 04 (historical) Charles Darwin 1859
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