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单词
heterosis
释义
WordReference Random House Unabridged Dictionary of American English © 2024
het•er•o•sis
(het′ə rō
′
sis),
USA pronunciation
n.
[
Genetics.
]
Genetics
the increase in growth, size, fecundity, function, yield, or other characters in hybrids over those of the parents. Also called
hybrid vigor.
Late Greek
hetérōsis
an alteration. See
hetero
-, -
sis
1910–15
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更新时间:2026/6/12 19:58:04