英文字典中文字典Word104.com



中文字典辭典   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   







請輸入英文單字,中文詞皆可:

cotyledon    
n. 子葉,瓦松屬

子葉,瓦松屬

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

請選擇你想看的字典辭典:
單詞字典翻譯
cotyledon查看 cotyledon 在Google字典中的解釋Google英翻中〔查看〕
cotyledon查看 cotyledon 在Yahoo字典中的解釋Yahoo英翻中〔查看〕





安裝中文字典英文字典查詢工具!


中文字典英文字典工具:
選擇顏色:
輸入中英文單字

































































英文字典中文字典相關資料:
  • Cotyledon - Wikipedia
    A cotyledon ( ˌ k ɒ t ɪ ˈ l iː d ən KOT-ill-EE-dən; from Latin cotyledon; [1] from κοτυληδών (kotulēdṓn) "a cavity, small cup, any cup-shaped hollow", [2] gen κοτυληδόνος (kotulēdónos), from κοτύλη ' cup, bowl ') is a "seed leaf" – a significant part of the embryo within the seed of a plant – and is
  • 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
  • Cotyledon | Definition, Function Types - Lesson | Study. com
    What Is a Cotyledon? A cotyledon is part of the embryo within the seed of a plant Often when the seed germinates, or begins to grow, the cotyledon may become the first leaves of the seedling
  • Cotyledon Plant Information - Learn About Cotyledons On Plants . . .
    What is a cotyledon? It is the embryonic part of a seed which stores fuel for further growth Some cotyledons are seed leaves which fall off the plant within a few days These cotyledons on plants are photosynthetic, but there are also hypogeal cotyledons which remain under the soil
  • COTYLEDON Definition Meaning - Merriam-Webster
    The meaning of COTYLEDON is the first leaf or one of the first pair or whorl of leaves developed by the embryo of a seed plant How to use cotyledon in a sentence
  • 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
  • Table of Contents - BYJUS
    Cotyledon refers to the significant part of the embryo found within the seed It is the first and the tender leaf that emerges when the seed germinates It is also called the storage unit of a seed, as it provides nutrients to the different parts of an embryo
  • 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
  • What Is a Cotyledon? Discovering the Plant Kingdom
    A cotyledon can be defined as the initial leaf or one of the first leaves formed by the seed plant’s embryo Typically folded within the seed until germination, it acts as a reservoir of nutrients It is often referred to as a seed leaf, serving as a storehouse of food for the developing plant





中文字典-英文字典  2005-2009

|中文姓名英譯,姓名翻譯 |简体中文英文字典