Cleavage, Biology

Assignment Help:

CLEAVAGE -

Holoblastic & unequal. First plane is meridional. 2 blastomeres are formed. 1 megamere & another micromere.

2nd plane is also meridional but at 90° to first one.

It takes first in larger blastomere, so for short time 3 celled stage is formed followed by 4 celled stage of embryo.


Related Discussions:- Cleavage

Explain briefly about the selenium toxicity, Explain briefly about the sele...

Explain briefly about the selenium Toxicity? There is a narrow margin between the beneficial and harmful intakes of selenium. The level at which selenosis occurs is not well-de

What is the function of the collagen fibers, What is the function of the co...

What is the function of the collagen fibers of the connective tissue? There are dissimilar collagen types. The major function of these proteins is to keep the shape and the str

Ecology, what is an ecosystem energy pathway

what is an ecosystem energy pathway

Explain in brief about the neuropsychological test batteries, Explain in br...

Explain in brief about the neuropsychological test batteries Neuropsychological tests have the same standardisation requirements as all psychological tests. That is, there is t

Phloem, why phloem made of living cells

why phloem made of living cells

Which is the first heart chamber into which blood en, Which is the first (h...

Which is the first (human) heart chamber into which blood enters? Where does the blood go after passing that chamber? What is the name of the valve that separates the compartments?

Porth''s pathophysiology, Which of the following patients will likely exper...

Which of the following patients will likely experience difficulty in maintaining lipoprotein synthesis resulting in elevated LDL levels? A physician is explaining to a group of med

Basic physical concepts of plant water relation, Basic Physical Concepts of...

Basic Physical Concepts of Plant Water Relation The main idea of this section is to explain the concept of chemical potential of water or water potential and the effect of var

Define gonads and reproductive system, Define Gonads and Reproductive Syste...

Define Gonads and Reproductive System? With aging, there is decrease in pituitary hormone secretion causing decrease in gonadal hormone production, which causes number of chang

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