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单词 Inbreeding
例句
1. In the 19th century, inbreeding nearly led to the extinction of the royal family.
2. Inbreeding is crossing between close relations.
3. But there is an equally important downside: inbreeding.
4. Small populations cannot avoid a certain amount of inbreeding.
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5. Those decrease with increasing genetic stability and inbreeding.
6. Reduced vigor or " inbreeding depression " is not an invariable consequence of inbreeding.
7. The main aim of inbreeding is to standardise, to fix desirable inherited characteristics and to dispel undesirable ones.
8. Inbreeding may have caused the deformity and even prevented him from producing an heir with his wife, who was probably his half sister.
9. Inbreeding depression may result.
10. Unfortunately, some of these colors require extensive inbreeding to obtain; double dapples are often born eyeless or with severely underdeveloped eyes.
11. If inbreeding is bad, then the opposite – outbreeding – should be good.
12. Exogamy prevents the ill effects of inbreeding and promotes evolution of human race.
13. Inbreeding is a drawback from snitching most their employees from only one or two companies.
14. Presumably they disperse to other areas, suggesting that inbreeding is unlikely.
15. He was born with a rare bone disease, probably the result of aristocratic inbreeding.
16. They can not be sexed when small, but it would be better to obtain an unrelated female to avoid inbreeding.
17. However, it is worth emphasizing here that at least four costs have been proposed for inbreeding, and at least seven for outbreeding.
18. In other species, there are behavioural drives the function of which is to avoid inbreeding.
19. In a study of 102 scimitar-horned oryx juvenile survival rates were shown to be inversely related to the degree of inbreeding.
20. Moreover, the isolation of the men of the wetlands led to inbreeding.
21. The breeding plan for this species is designed to minimise inbreeding.
22. This ability decreases the negative effects of drift and inbreeding on genetic diversity in small populations.
23. Inbreeding depression is the decrease of offspring fitness after inbreeding and is one of the primary forces selecting against the evolution of self-fertilization.
24. All these results show that the cultured population of Penaeus monodon in Xiamen has a relatively high genetic diversity, but inbreeding may have occurred.
25. The contents of ureotelism and globulin increased and hemoglobin decreased with inbreeding coefficient in systematic breeding.
26. The version 6.11 and its higher version of Statistical Analysis System (SAS) provides an INBREED procedure which can calculate inbreeding coefficients of large animal population.
27. The fix F suggests that A. is nearly outcrossing while the other two are marly inbreeding.
28. The above-mentioned results indicate that the formation of autopolyploid and allopolyploid may be related to the level of inbreeding depression.
29. The fix index (F) suggests that A. sarelii is nearly outcrossing while the other two are marly inbreeding.
30. Experts say the deformity could be the result of inbreeding.
31. Endodeme is a deme composed of predominantly closely inbreeding but dioecious individuals.
32. Using brother - sister inbreeding with forced heterozygosity, the mice had been bred 23 generations.
33. The genetic basis of inbreeding depression cannot be explained by means of simple model.
34. It was concluded that the stemma equimultiple random select cross method could constrain the increments of inbreeding coefficient.
35. Based on these two indicators, the effectiveness on the gene homogenization by one generation of gynogenesis was 3 and 6 times higher than that from one generation of full-sib inbreeding respectively.
36. Objective To study the genetic variation and inbreeding of Xishuangbanna miniature pig.
37. Well, those do leave will soon find out the grass isn't as green on the other side of fense as they thought it was, I know Sunburst is suffering from inbreeding.
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38. When they remain trapped within a relatively small area , they are in danger of inbreeding.
39. The main drawback is that inbreeding can bring together couples with the same gene defects.
40. Those highlight the need to maximize the genetic diversity in base population, and to control the rate of inbreeding in selective breeding programs and wild resource protection.
41. In many such plants, self-fertilization and inbreeding are prevented by specific self-incompatibility systems.
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