Oligolecithal/ isolecithal
Isolecithal (Greek iso = equal, lekithos = yolk) refers to the even distribution of yolk in the cytoplasm of ova of mammals and other vertebrates, notably fishes of the families Petromyzontidae, Amiidae, and Lepisosteidae. Isolecithal cells have two equal hemispheres of yolk. However, during cellular development, normally under the influence of gravity, some of the yolk settles to the bottom of the egg, producing an uneven distribution of yolky hemispheres. Such uneven cells are known as tel… WebTừ điển dictionary4it.com. Qua bài viết này chúng tôi mong bạn sẽ hiểu được định nghĩa Isolecithal là gì.Mỗi ngày chúng tôi đều cập nhật từ mới, hiện tại đây là bộ từ điển đang …
Oligolecithal/ isolecithal
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Web25. okt 2014. · Tipe-tipe telur yaitu isolecithal, telolecithal, telolecithal ringan, telolecithal berat, centrolecithal, oligolecithal, polilecithal, megaslecithal. Menurut Sukra (2000) menayatakanbahwa, bahwa telur diklasifikasikan dengan tinjauan vitellus atas dasar ada atau tidaknya lecith menjadi lecithal (mempunyai lecith) dan alecithal (tidak mempunyai ... WebTừ điển dictionary4it.com. Qua bài viết này chúng tôi mong bạn sẽ hiểu được định nghĩa Isolecithal ovum là gì.Mỗi ngày chúng tôi đều cập nhật từ mới, hiện tại đây là bộ từ điển …
Web3) Dotterverteilung innerhalb der Eizelle: Bei isolecithalen Eiern ist der Dotter im Ei gleichmäßig verteilt; sie sind meist dotterarm (oligolecithal oder alecithal, z. B. Mensch). … WebOligolecithal, telur mempunyai sedikit vitellus. Telur Amphioxus dan mammalia termasuk tipe ini, kecuali Platipus (mammalia bertelur). 3. Mesolesital, telur mengandung sedang sampai banyak vitellus, berukuran besar (1-3 mm). Telur ikan dan katak termasuk tipe ini. ... Isolecithal, vitellus tersebar samarata di semua bagian, inti di bagian ...
Webmacrolecithal Applied to an egg that has a large yolk, typical of Myxinidae, Elasmobranchii, Teleostei, Chelonia, Sauria, Serpentes, Crocodilia, Aves, and Monotremata. Compare … WebIsolecithal: sparse evenly distributed yolk, eg. sea urchin, mouse Mesolecithal: moderate amount of yolk, often unevenly distributed, eg. frog Telolecithal: dense yolk concentrated at one end, eg. bird, reptile Centrolecithal: yolk concentrated at the …
WebEggs, Eggs One of the few references to the egg in the Bible, and the only injunction connected with it, is the command to drive away the dam before taking… Egg …
Web少黄卵 miolecithal ovum, oligolecithal egg 中黄卵 mesolecithal ovum, medialecithal egg 多黄卵 megalecithal ovum, polylecithal egg 均黄卵 isolecithal ovum 端黄卵 anisolecithal ovum, telolecithal egg 获能 capacitation 去获能 decapacitation 再获能 recapacitation 顶体反应 acrosome reaction 受精 fertilization 单精入 ... citien freeWebIsolecithal definition, homolecithal. See more. There are grammar debates that never die; and the ones highlighted in the questions in this quiz are sure to rile everyone up once … diaphysis and metaphysisWebTypical cleavage patterns of isolecithal, mesolecithal, telolecithal and centrolecithal eggs Laws of cleavage Apparently there are several cleavage patterns. However, all cleavages follow a common procedure. The cleavages are governed by certain basic principles or laws. 1. Sach’s laws - These laws were proposed by Sach in 1877. citi entertainment customer service numberWeba) Telur homolecithal (isolecithal). Golongan telur ini hanya terdapat pada mamalia. Jumlah kuning telurnya hanya sedikit terutama dalam bentuk butir-bitir lemak dan kuning telur yang terbesar di dalam sitoplama. b) Telur telolecithal. Golongan telur ini terdapat sejumlah kuning telur yang berkumpul pada salah satu kutubnya. diaphysis compact boneWebOligolecithal ovum is characterized by small amounts of yolk. In any oligolecithal ovum yolk is equally distributed within cytoplasm. Thus, all oligolecithal ova are isolecithal ova. A primitive vertebrate (such as Amphioxus, lancelet) leading an aquatic existence produces many small, yolk-poor eggs, which form free swimming larvae. citien marylandhttp://studiesinenglish.med.bg.ac.rs/entrance_exam/pluginfile.php/218/mod_resource/content/2/Topics%20for%20the%20entrance%20exam%20in%20Biology.pdf diaphysis bone structureWeb18. maj 2024. · Isolecithal / homolecithal Egg — The yolk is equally distributed in the whole egg. Example — Alecithal , micro, oligolecithal egg. Teloleithal Egg — Here the yolk is found on the one pole of ... citiens bank close tomorrow3