Definition of hypocotyl in English:

hypocotyl

noun ˌhʌɪpə(ʊ)ˈkɒtɪlˈhīpəˌkätl

Botany

The part of the stem of an embryo plant beneath the stalks of the seed leaves or cotyledons and directly above the root.
〔植〕下胚轴
Example sentencesExamples
- Callus was formed on cotyledons, hypocotyls, and radicles of embryos.
- During weeks 5 and 6 there was further development of the hypocotyl root axis and cotyledons.
- Shoots comprising the two cotyledons and the hypocotyl were separated from the roots.
- A wide variety of organs from various plant species were analysed: roots, stems, hypocotyls, leaves, fruits, and petioles.
- In wild-type Arabidopsis plants, the roots, hypocotyls, and inflorescence stems exhibit gravitropic bending.

Definition of hypocotyl in US English:

hypocotyl

nounˈhīpəˌkätl

Botany

The part of the stem of an embryo plant beneath the stalks of the seed leaves or cotyledons and directly above the root.
〔植〕下胚轴
Example sentencesExamples
- In wild-type Arabidopsis plants, the roots, hypocotyls, and inflorescence stems exhibit gravitropic bending.
- During weeks 5 and 6 there was further development of the hypocotyl root axis and cotyledons.
- Shoots comprising the two cotyledons and the hypocotyl were separated from the roots.
- A wide variety of organs from various plant species were analysed: roots, stems, hypocotyls, leaves, fruits, and petioles.
- Callus was formed on cotyledons, hypocotyls, and radicles of embryos.

词汇	hypocotyl
释义	Definition of hypocotyl in English: hypocotyl noun ˌhʌɪpə(ʊ)ˈkɒtɪlˈhīpəˌkätl Botany The part of the stem of an embryo plant beneath the stalks of the seed leaves or cotyledons and directly above the root. 〔植〕下胚轴 Example sentencesExamples Callus was formed on cotyledons, hypocotyls, and radicles of embryos. During weeks 5 and 6 there was further development of the hypocotyl root axis and cotyledons. Shoots comprising the two cotyledons and the hypocotyl were separated from the roots. A wide variety of organs from various plant species were analysed: roots, stems, hypocotyls, leaves, fruits, and petioles. In wild-type Arabidopsis plants, the roots, hypocotyls, and inflorescence stems exhibit gravitropic bending. Definition of hypocotyl in US English: hypocotyl nounˈhīpəˌkätl Botany The part of the stem of an embryo plant beneath the stalks of the seed leaves or cotyledons and directly above the root. 〔植〕下胚轴 Example sentencesExamples In wild-type Arabidopsis plants, the roots, hypocotyls, and inflorescence stems exhibit gravitropic bending. During weeks 5 and 6 there was further development of the hypocotyl root axis and cotyledons. Shoots comprising the two cotyledons and the hypocotyl were separated from the roots. A wide variety of organs from various plant species were analysed: roots, stems, hypocotyls, leaves, fruits, and petioles. Callus was formed on cotyledons, hypocotyls, and radicles of embryos.
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