Define spiral cleavage in brief., Biology

Assignment Help:

Define Spiral cleavage in brief.

Pattern of cell division in the developing embryo where products of the cell divisions shift by rotating either counterclockwise or clockwise so that the resulting daughter cells lie in fur row of the underlying pair of cell. The opposite of radial cleavage.


Related Discussions:- Define spiral cleavage in brief.

Observation of hemichordata, Q. Observation of Hemichordata ? • identif...

Q. Observation of Hemichordata ? • identify Balanoglossus as a hemicliordate and give its scientific and common name. • classify Balanogiossus LIP to the level of order.

Illustrate about mylohyoid muscle, Mylohyoid muscle Surgical manipulati...

Mylohyoid muscle Surgical manipulation at the crest of a severely resorbed ridge may injure the mylohyoid muscle. Manipulation of the tissues of the floor of the mouth for plac

Vitamins and minerals requirement in diabetes, Q. Vitamins and minerals req...

Q. Vitamins and minerals requirement in diabetes? The recommendation of vitamins and minerals is the same as for general population. However, lower levels of magnesium are ass

Explain about non ionising radiation, Q. Explain about Non ionising radiati...

Q. Explain about Non ionising radiation? Non ionising radiation include infrared and UV rays. Lethal effect is through generation of heat and DNA damage. Penetration is low but

Explain acid and bases, Explain acid and bases? Acids and Bases :  So...

Explain acid and bases? Acids and Bases :  Some aqueous solutions, however, such as HCl, form an excess of hydrogen ions [ H + ] and are called acids. Others, such as NaOH,

What are the phases to atherosclerosis, Q. What are the phases to atheroscl...

Q. What are the phases to atherosclerosis? There are five phases to atherosclerosis: Phase I: Asymptomaticphase, consists of fatly streaks which are non-obstructive, lipi

What are sarcomeres, What are sarcomeres? Sarcomeres are the contractil...

What are sarcomeres? Sarcomeres are the contractile units of the muscle tissue formed of alternating actin blocks (thin filaments) and myosin blocks (thick filaments). Various

Explain noncompetitive inhibitor, Explain noncompetitive inhibitor A no...

Explain noncompetitive inhibitor A noncompetitive inhibitor can combine with either the free enzyme or the enzyme- substrate  complex, interfering  both.  The  most  common  ty

Explain the process of diagnosis of cholera, Explain the process of diagnos...

Explain the process of diagnosis of cholera Diagnosis: Cholera can be confirmed only by the isolation of the causative organism from the diarrheic stools of infected individual

Analysis of genomic equivalence of nuclei, Analysis of Genomic Equivalence ...

Analysis of Genomic Equivalence of Nuclei Towards the ending of 19th century August Weismann had proposed that during cleavage the genetic determinants (later shown to be chro

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