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Heterotic string theory - Wikipedia
In string theory, a heterotic string is a closed string (or loop) which is a hybrid ('heterotic') of a superstring and a bosonic string. There are two kinds of heterotic superstring theories, the heterotic SO (32) and the heterotic E 8 × E 8, abbreviated to HO and HE.
Heterosis - Wikipedia
Heterosis, hybrid vigor, or outbreeding enhancement is the improved or increased function of any biological quality in a hybrid offspring. An offspring is heterotic if its traits are enhanced as a result of mixing the genetic contributions of its parents.
从杂交基因组到杂种优势性状输出：挑战与机遇 - 生物信息与育种
2022年8月26日 · 杂种优势被定义为F1杂种表现超过双亲平均值的中亲优势（mid-parent heterosis，MPH）或超过较好亲本的超亲优势（better-parent heterosis，BPH）的比例，其中只有 BPH 被认为在农业应用中比较重要。 在双子叶植物和单子叶植物中，各种性状都表现出杂种优势。 它几乎体现在植物的整个生命周期，从种子萌发到种子生成，尽管这些杂种优势性状发生在不同的杂交种中。 例如，拟南芥 C24/Ler 互作杂种表现出比两个亲本生态型更早的种子萌发现象 …
Heterosis - PMC
Heterosis refers to the phenomenon that progeny of diverse varieties of a species or crosses between species exhibit greater biomass, speed of development, and fertility than both parents. Various models have been posited to explain heterosis, including dominance, overdominance, and pseudo-overdominance.
HETEROTIC 释义 | 柯林斯英语词典 - Collins Online Dictionary
Biology of or pertaining to heterosis...。 点击查看英语发音、例句和视频。
混合弦理論 - 维基百科，自由的百科全书
混合弦理論，又稱 雜弦理論 (heterotic string theory)，主要類型有兩種： 雜弦理論是 第一次超弦革命 的產物，它等同於將不同方向振動的兩 閉弦 「聯姻」。 而順時針方向振動的弦可以視為在九維 格拉斯曼數 的空間（超空間）振動，逆時針方向振動的弦則視為在25維空間中振動。 它雖由26維時空的 玻色弦 和10維時空 費米弦 “雜交”而成且僅包含定向閉弦,但由於在環面上 緊緻化 及 孤立子 的存在,可以描述 規範作用,且其低能極限與 I型弦 相同。 以下即其兩種類型： SO (32)又稱 O …
Heterotic Definition & Meaning - Merriam-Webster
The meaning of HETEROSIS is the marked vigor or capacity for growth often exhibited by crossbred animals or plants —called also hybrid vigor.
What does heterotic mean? - Definitions.net
heterotic. Heterosis, hybrid vigor, or outbreeding enhancement is the improved or increased function of any biological quality in a hybrid offspring. An offspring is heterotic if its traits are enhanced as a result of mixing the genetic contributions of its parents.
HETEROTIC-在英语 词典里heterotic 的定义和近义词。
Heterosis, hybrid vigor, or outbreeding enhancement, is the improved or increased function of any biological quality in a hybrid offspring. The adjective derived from heterosis is heterotic. An offspring exhibits heterosis if its traits are enhanced as a …