Do echinoderms present external or internal fecundation, Biology

Assignment Help:

Q. Do echinoderms present external or internal fecundation? Is there sex division among individuals?

The fecundation in echinoderms is external, gametes are liberated in water where fecundation occurs.

The majority of echinoderms are dioecious with female and male individuals.


Related Discussions:- Do echinoderms present external or internal fecundation

Explain chemical bonds in basic chemistry, Explain chemical bonds in basic ...

Explain chemical bonds in basic chemistry? Chemical Bonds :  Chemical bonds are forces that join atoms together in a functional unit. There are three types of bonds that can

Explain fontan operation, Explain Fontan Operation ? The original Font...

Explain Fontan Operation ? The original Fontan operation was done in a case where classical Glenn operation had been done (end-Lo-end anastomosis of superior vena cava and lig

Explain the active transport process, Which of the following is an active t...

Which of the following is an active transport process? A. Net flux of sodium across the plasma membrane via voltage-gated sodium channels. B. Net flux of glucose across the

Different phases of spermatogenesis, DIFFERENT PHASES OF SPERMATOGENESIS ...

DIFFERENT PHASES OF SPERMATOGENESIS Spermatogenesis complete into two phases. 1 .       Spermatocytogenesis The entire process can be divided into three phases : (i

Describe technique operation prosthetic valve endocarditis, Describe the Te...

Describe the Technique of Operation in prosthetic valve endocarditis? The operative principle is drainage of abscess, removal of debris and valve rep or replacement to reverse

Digestion of carbohydrates, Digestion of Carbohydrates Digestion of foo...

Digestion of Carbohydrates Digestion of food starts in the mouth  itself by the action  of  enzyme  salivary  amylase  and  the  carbohydrates present  in  the food, particular

Introduction to population dynamics , Introduction: the term, population i...

Introduction: the term, population is derived from lation word' populus' meaning 'people'. Population is a group organism of same in a particular is at a definite time period.

Uricotelic excretion essential for avian and reptile embryos, Why is the ur...

Why is the uricotelic excretion essential for avian and reptile embryos? In reptiles and birds the excretory system is uricotelic as uric acid is insoluble, less toxic and sui

Frog, why frog respire through skin

why frog respire through skin

Explain about the various cooking methods, Explain about the various Cookin...

Explain about the various Cooking methods? All of us eat food either raw or in cooked form. Have you ever thought why we need to cook food?  Cooking is a primary process to mak

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