Larval forms - porifera, Biology

Assignment Help:

Larval forms - Porifera

In the majority of sponges the larval stage develops in the body of the parent. The larva is generally at the blastula stage of development. Figure displays two types of poriferan larval stages, amphiblastula and stereoblastula in which monociliated cells cover the outer surface except the posterior pole.

2330_Larval forms.png

Figure: Larval forms, Porifera

The interior of the larva generally contains most of the cell types found in the adult except choanocytes. The larva breaks out of the parents' body wall and has a brief free swimming existence.


Related Discussions:- Larval forms - porifera

Name the two groups of nephrons, Name the two groups of nephrons on the bas...

Name the two groups of nephrons on the basis of their position in the kidney. How are they different from each other? a) How is the halophyte Rhizophora adapted to survive in i

Explain about the supply curve or supply schedule, Explain about the supply...

Explain about the supply curve or supply schedule. The supply curve or schedule shows the total quantity of a good or a service supplied within aggregate, by whole sellers or f

According to their morphology how are bacteria classified, According to the...

According to their morphology how are bacteria classified? Bacteria present dissimilar morphological patterns. A bacterium can be classified into coccus, bacillus, vibrion or s

How primarily energy deficiency cause pem, How Primarily Energy Deficiency ...

How Primarily Energy Deficiency cause PEM? Surveys on preschool children in different parts of the country reveal that PEM is primarily due to dietary energy deficiency arising

What is pleiotropy, What is pleiotropy? Pleiotropy (or pliotropy) is th...

What is pleiotropy? Pleiotropy (or pliotropy) is the occurrence in which a single gene conditions several dissimilar phenotypical traits. Some phenotypical traits might be s

Glucose, Glucose is a six-carbon single sugar; It is the most common energ...

Glucose is a six-carbon single sugar; It is the most common energy source.

Define light source of microscope, Define Light Source of Microscope? I...

Define Light Source of Microscope? It is either mirror or electric illuminator present at the base. Identify the mirror in Figure. Some microscopes have reversible mirror with

Applications of transgenic animals, A pp l i c a tion s of transgeni...

A pp l i c a tion s of transgenic animals Current applications of gene transfer in farm animals include the improvement of product quality and quantity, disease resistan

Emf, In a neuron with a resting potential of -65 mV, the distribution of wh...

In a neuron with a resting potential of -65 mV, the distribution of which ion across the neuronal membrane represents the greatest potential electromotive force (EMF)? A. Potassiu

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