Explain phylum platyhelminthes, Biology

Assignment Help:

Phylum platyhelminthes (13,000 species Flatworm)

The body is flattened. Gastrovascular cavity is branched, dense bodies with many cell layers, mouth but no anus. Hermaphrodite often with elaborate precautions for minimising self-fertilisation. Phylum contains many important parasites.

Three classes:

Turbellaria

Trematoda

Cestoda

 


Related Discussions:- Explain phylum platyhelminthes

In what form do plants absorb calcium from the soil, a) In what form do pla...

a) In what form do plants absorb calcium from the soil? b) List any two calcium deficiency symptoms in plants.

What do you understand by carcinogen, What do you understand by Carcinogen?...

What do you understand by Carcinogen? Carcinogen is an agent or a process, which significantly triggers the cell to grow in an uncontrolled manner producing malignant neoplasm

Examples on some plants species, examples on woody perennial Angiosperm spe...

examples on woody perennial Angiosperm species and herbaceous annual angiosperm species. thanks

What is the constitutional unit of proteins, What is the constitutional uni...

What is the constitutional unit of proteins? The constitutional units of proteins are the amino acids. Protein Structure Review - a) Image Diversity b) amino acid stru

Examine the cysticerus larva under the microscope, Examine the cysticerus l...

Examine the cysticerus larva under the microscope? Examine the cysticerus larva under the microscope and note the following: i)  Bladder worm consists of a single layered, l

Determine the failures at during abutment connection, During Abutment Conne...

During Abutment Connection Implants should be tested for the presence of any mobility and the radiographs should be taken. These radiographs are very vital as they serve as the

Describe how the hypothalamus regulates, Describe how the hypothalamus regu...

Describe how the hypothalamus regulates the secretion of anterior pituitary hormones and identify all of the individual hypothalamic regulatory factors. Describe how the hypothalam

How different are pteridophytes from bryophytes, Q. How different are pteri...

Q. How different are pteridophytes from bryophytes regarding substance transport? Pteridophytes are tracheophyte (vascular) plants that are they have tissues specialized in con

How do grasslands differ from savannas, How do grasslands differ from Savan...

How do grasslands differ from Savannas? Name the two main categories of plant forms that dominate the desert vegetation.

Periapical radiography - criteria for endosteal implants, Q. Periapical rad...

Q. Periapical radiography - criteria for endosteal implants? Periapical radiographs are images of a limited region of the mandibular or maxillary alveolus.  Periapical radiogra

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