安裝中文字典英文字典辭典工具!
安裝中文字典英文字典辭典工具!
|
- Sporophyte - Wikipedia
In the seed plants, the largest groups of which are the gymnosperms (bare seeds) and angiosperms (fruiting plants), the sporophyte phase is more prominent than the gametophyte, and is the familiar green plant with its roots, stem, leaves and cones or flowers
- 孢子体 - 维基百科,自由的百科全书
孢子体 泛生墙藓 的幼年孢子体。 孢子体 (sporophyte, spɔːroʊˌfaɪt )是 陆生植物 与多细胞 藻类 世代交替 过程中的多细胞 二倍体 阶段。 起始于两个 单倍体 的 配子 融合(受精)形成单细胞的二倍体的 合子。 合子再经过有丝分裂後形成多细胞的孢子体。
- sporophyte(英语单词)_百度百科
sporophyte是英语名词,发音为英 ['spɔːrəfaɪt]美 ['spɒrəˌfaɪt],指具有世代交替现象的植物的二倍体阶段,由合子发育形成并通过无性孢子繁殖。
- sporophyte - 搜索 词典
1 The sporophyte body comprises a long stalk, called a seta, and a capsule capped by a cap called the operculum 孢子 体 是 由 称之为 棘 毛 的 长 柄 和 被 果 盖 覆盖 的 荚 膜 所 组成。
- Sporophyte | Definition and Examples | Britannica
sporophyte, in plants and certain algae, the nonsexual phase (or an individual representing the phase) in the alternation of generations —a phenomenon in which two distinct phases occur in the life history of the organism, each phase producing the other
- Sporophyte - an overview | ScienceDirect Topics
A sporophyte is defined as a separate diploid (2n) phase in the life cycle of land plants, which develops from the zygote through mitotic divisions and is responsible for producing spores
- Sporophyte - an overview | ScienceDirect Topics
In all land plants, the sporophyte is initially attached to and nutritionally dependent upon the gametophyte However, in the vascular plants, the sporophyte soon grows larger and becomes nutritionally independent, usually with the subsequent death of the gametophyte
- What is a Sporophyte in Biology? Its Role in Plant Life
The sporophyte is the diploid (2n) multicellular stage within a plant’s life cycle This means its cells contain two sets of chromosomes, one set inherited from each parent
|
|
|