组织培养中出现的多倍性细胞团和单倍性细胞，不会引起原二倍体物种的遗传性变异和性状变化。
The polyploidy cell masses and the haploidy cells appeared in the tissue cultures will not result in the hereditary variability and the changes of the character in the original diploid species.
本文从外观、组织切片、蛋白质和糖元含量等方面分析了长牡蛎二倍体和三倍体外套膜的差异。
The difference of mantle between diploid and triploid is analyzed from outward appearance, tissue slides and content of protein and glycogen in Crassostrea gigas.
从对酸铝敏感的栽培大麦品种“早熟3号”的花药和幼胚培养物中，分别诱导了单倍体和二倍体愈伤组织。
The haploid and diploid calli were induced respectively from anther and immature em- broy cultures in barley cultivar'Zhaoshu No. 3', which is susceptible to acid-aluminum.
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