| 41. | Maize is a diploid with 20 chromosomes ( n = 10 ).
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| 42. | However, the hypothesized sterile diploid has never been found.
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| 43. | It is diploid and has 60 chromosomes in its root tip cells.
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| 44. | This phenomenon usually happens when autopolyploidy occurs in diploid plants.
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| 45. | It is a diploid with 2n = 2x = 24.
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| 46. | It took until 1954 before the human diploid number was confirmed as 46.
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| 47. | The zygote undergoes repeated mitosis and differentiation to become a diploid organism again.
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| 48. | Tetraploids can be reconstituted from the diploids, for example by somatic fusion.
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| 49. | The result of karyogamy is a diploid cell called a zygote or zygospore.
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| 50. | The queen, then, typically produces a percentage of diploid drone eggs.
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