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：


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


  • Gemmule - Wikipedia
    Gemmules are internal buds found in sponges and are involved in asexual reproduction It is an asexually reproduced mass of cells, that is capable of developing into a new organism i e , an adult sponge
  • Pangenesis - Wikipedia
    Charles Darwin's pangenesis theory postulated that every part of the body emits tiny particles called gemmules which migrate to the gonads and are transferred to offspring Gemmules were thought to develop into their associated body parts as offspring matures
  • Gemmule - BYJUS
    Gemmules are usually found in a round or ball-like structure, along with a central mass of amoeboid cells and a thick peripheral layer of a small siliceous spicule The structure of Gemmules includes Micropyle, Spicule, Inner layer, Archaeocytes and an Outer pneumatic layer
  • Formation, Structure and Role in Sponge Reproduction - GeeksforGeeks
    What are Gemmules? Definition of Gemmule: A gemmule is an asexually formed clump of cells that can differentiate into an adult freshwater sponge These are tiny, bud-like clusters of cells that sponges generate to survive harsh environmental conditions
  • Gemmule | Britannica
    biology; microscope A researcher using a microscope to examine a specimen in the laboratory Professor of Obstetrics and Gynecology, University of Pennsylvania, Philadelphia Former Head, Science Department, Philadelphia High School for Girls Coauthor of Biology
  • Gemmules - Formation and Structure of Gemmules and Its . . . - Vedantu
    Gemmules are found in sponges, gemmules are internal buds (embryonic shoot), which plays a significant role in asexual reproduction In other words, you can define what are gemmules as a cluster of cells capable of growing into an adult sponge
  • Gemmule Definition and Examples - Biology Online Dictionary
    In botany, gemmules refer to the asexual reproductive structures in some plants, such as the buds of mosses and the spores of hydra In zoology, gemmules are produced by sponges which can be dormant through the winter, and then later develop into new sponge
  • Gemmule: Definition, Role in Sponge Reproduction and Production Process
    Learn about the structure of Gemmules and how they help in the survival and reproduction of freshwater sponges Understand the concept of Gemmule, its role in sponge reproduction, and its production process
  • Gemmule, Gemmulation: Definition, Meaning, Introduction, Parts . . .
    What Are Gemmules? Gemmules are bodies for reproduction that some sponges develop, particularly in unfavourable conditions of the environment The bodies are composed of a mass of cells that is enveloped in a hard covering, enabling them to withstand unfavourable conditions
  • What is gemmules? Give examples. - Vedantu
    They are small bud-like cells formed by sponges to withstand unfavourable environmental conditions Asexual reproduction is mainly by budding and also by gemmulation The inner buds formed by freshwater sponges are called gemmules These gemmules are hard and coated with a dormant cluster of embryonic cells





中文字典-英文字典  2005-2009