Introduction to cleavage, Biology

Assignment Help:

INTRODUCTION -

  1. Karl Von Baer - Coined the term cleavage. Swammerdom - First time seen cleavage.
  2. Prevost and Dumas - Reported cleavage of frog's egg. Spllanzani - Detailed process of cleavage of frog's egg.
  3. Balfour - Explained that, the rate of cleavage depend upon the amount of yolk.
  4. Process of progressive subdivision of the zygote by mitotic cell division into an increasing number of cells of progressively decreasing size is called cleavage.
  5. Clevage is a rapid mitotic division of zygote to form a hollow, spherical & multicellular embryo.
  6. Cleavage is also called cellulation or segmentation.

Related Discussions:- Introduction to cleavage

Animals, explain the modes of nurition in animals

explain the modes of nurition in animals

What is dietary management of tuberculosis, Dietary Management It must ...

Dietary Management It must be evident to you that majority of the tuberculosis patients are emancipated and malnourished. Proper dietary management it during and  after the inf

What is malnutrition, What is malnutrition? Malnutrition can be defined...

What is malnutrition? Malnutrition can be defined as a pathological condition resulting from a relative or absolute deficiency or excess of one or more of the essential nutrien

Cellular respiration, Cellular respiration is the transfer of energy from ...

Cellular respiration is the transfer of energy from various molecules to produce ATP; takes place in the mitochondria of the eukaryotes, the cytoplasm of prokaryotes. In the proce

Explain pollination and its types, Q. What is the pollination? What are the...

Q. What is the pollination? What are the major forms of pollination? The procedure in which pollen grains (the male gametophytes of phanerogamic plants) reach the female gameto

Dna (deoxyribonucleic acid), DNA (deoxyribonucleic acid) is the molecule w...

DNA (deoxyribonucleic acid) is the molecule which are responsible for storing and transmitting the genetic information. DNA is a double- stranded molecule which is held together b

Explain disease motion sickness, Motion Sickness  The pathogenesis of m...

Motion Sickness  The pathogenesis of motion sickness is poorly under- stood. The prescription cholinergic blocker scopolamine in a patch or oral formulation can decrease sympto

Describe the plasma membrane of the beta-islet cell, Insulin binding to ins...

Insulin binding to insulin receptors in the plasma membrane of a A. liver cell will lead to an enhance in the intracellular amounts of cAMP in the liver cell. B. beta-islet

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd