英文字典中文字典


英文字典中文字典51ZiDian.com



中文字典辞典   英文字典 a   b   c   d   e   f   g   h   i   j   k   l   m   n   o   p   q   r   s   t   u   v   w   x   y   z       







请输入英文单字，中文词皆可：

cotyledon    
n. 子叶,瓦松属

子叶,瓦松属

cotyledon
n 1: embryonic leaf in seed-bearing plants [synonym: {cotyledon},
{seed leaf}]


请选择你想看的字典辞典：
单词字典翻译
cotyledon查看　cotyledon　在百度字典中的解释百度英翻中〔查看〕
cotyledon查看　cotyledon　在Google字典中的解释Google英翻中〔查看〕
cotyledon查看　cotyledon　在Yahoo字典中的解释Yahoo英翻中〔查看〕

安装中文字典英文字典查询工具!


中文字典英文字典工具:
选择颜色:
输入中英文单字

































































英文字典中文字典相关资料:


  • Cotyledon - Wikipedia
    The cotyledon of grasses and many other monocotyledons is a highly modified leaf composed of a scutellum and a coleoptile The scutellum is a tissue within the seed that is specialized to absorb stored food from the adjacent endosperm
  • Cotyledon | Definition, Description, Function, Examples, Facts . . .
    Cotyledon, seed leaf within the embryo of a seed Cotyledons help supply the nutrition an embryo needs to germinate and become established as a photosynthetic seedling and may themselves be a source of nutritional reserves or may aid the embryo in metabolizing nutrition stored elsewhere in the seed
  • Cotyledons Explained: Your Seedling’s First Leaves
    While “cotyledon” refers to seed leaves in all plants, the Cotyledon genus itself includes quirky succulents like “Bear’s Paw ” They’re part of the Crassulaceae family—totally separate from your everyday veggies or flowers
  • Understanding Cotyledons and Their Role in Plant Growth | Gardening . . .
    Cotyledons may be one of the first visible signs a plant has germinated, but what is a cotyledon? It is the embryonic part of a seed which stores fuel for further growth
  • COTYLEDON Definition Meaning - Merriam-Webster
    These are leaf-like structures, called cotyledons, that are part of the seed and serve as food sources until true leaves are formed and the plant becomes capable of photosynthesis
  • Cotyledon - Biology Simple
    In botany, a cotyledon is defined as the embryonic leaf within the seed of a plant It is responsible for providing essential nutrients and energy to the developing plant until it can begin producing its own food through photosynthesis
  • The Significance of Cotyledons in Plant Development
    Cotyledons, also known as seed leaves, are the first leaves to emerge from a germinating seed They are part of the embryo within the seed and can be found in the embryonic axis Cotyledons can vary in shape, size, and number depending on the plant species
  • Cotyledon | Definition, Function Types - Lesson | Study. com
    What is the simple definition of cotyledon? A cotyledon is the first leaf of a developing plant embryo This is the first part of the plant to emerge from the seed after germination
  • Cotyledon - ScienceDaily
    A cotyledon is a significant part of the embryo within the seed of a plant Upon germination, the cotyledon usually becomes the embryonic first leaves of a seedling
  • Cotyledon - bsbi. org
    Cotyledons are not considered 'true' leaves and are sometimes referred to as "seed leaves", because they are actually part of the seed or embryo of the plant These cotyledons emerge ready formed from the seed itself and persist until the first 'true' leaves appear





中文字典-英文字典  2005-2009