与 «MEGAGAMETE»相关的英语书籍
在以下的参考文献中发现
megagamete的用法。与
megagamete相关的书籍以及同一来源的简短摘要提供其在 英语文献中的使用情境。
1
Chemistry, Biochemistry, and Biology of 1-3 Beta Glucans and ...
terms megagamete or embryo sac development to encompass
megasporogenesis and megagametogenesis. Megagamete development can
proceed either by a sexual route, involving meiotic division of a megasporocyte,
or by an asexual ...
Antony Bacic, Geoffrey B. Fincher, Bruce A. Stone, 2009
2
Competition Science Vision
Fertilization — The megagamete now gives out a small cytoplasmic projection,
the cone of reception or fertilization cone. The nucleus of the megagamete also
comes to lie near its reception cone. When a lashing microgamete comes in
contact ...
3
Modern Text Book of Zoology: Invertebrates
Each measures from 20-25^ in length. (b) Megagametes. The female
megagametocyte undergoes some reorganization and becomes a female
gamete, that is, megagamete or macrogamete (ovum) which is ready for
fertilization. 3. Fertilization ...
Stylocepluilus, which has a motile megagamete, Even with isogamy, there is
evidence of functional differences between the cells. Egg, macrogamete, ovum In
mosses and ferns, the female gametophyte contains an archigonium, a cell in the
...
Jurgis Gediminas Grudzinskas, J. L. Yovich, 1995
5
The Cambridge Illustrated Glossary of Botanical Terms
[106] m Metre(s). macrogamete (see megagamete) macronutrients The elements
nitrogen, phosphorus, potassium, calcium, magnesium, and sulphur, that are
required in relatively large amounts for the formation of plant tissue, (see also ...
Michael Hickey, Clive King, 2000
6
Animal Behavior Desk Reference: A Dictionary of Animal ...
megaflora See flora: megaflora. ♢ megagamete See gamete: megagamete. ♢
megagametogenesis See -genesis: megagametogenesis. ♢ megajoule See unit
of measure: Joule: megajoule. ♢ megaloplankton See plankton: megaloplankton.
7
Botany: An Introduction to Plant Biology
... Sporophyte diploid Meiosis in Megaspore haploid Microsporehaploid
Syngamy diploid Growth by mitosis Megagametophyte haploid Growth by mitosis
Microgametophyte haploid Megagamete (egg) haploid (a) Microgamete (sperm)
haploid ...
8
The Philippine Agriculturist
The egg apparatus consists of two pyriform and faintly differentiated synergids,
the nuclei of which are usually smaller than, if not as large as, that of the
megagamete, and a megagamete (PI. 7, fig. 63). The synergids are not persistent
as was ...
9
Competition Science Vision
Fertilization — The megagamete now gives out a small cytoplasmic projection,
the cone of reception or fertilization cone. The nucleus of the megagamete also
comes to lie near its reception cone. When a lashing microgamete comes in
contact ...
10
A Text Book of Invertebrate Zoology: Protozoa, Porifera, ...
The female gametocyte or meeagametoi-yte produces a mature macrogamete or
megagamete In this nucleus moves towards the periphery and the cytoplasm
projects slightly. Microgametes make active lashing movements and approach ...
Trilok Chandra Majupuria, 1962
