Phylum annelida are vascular beings, Biology

Assignment Help:

Q. What is signifying when it is said that beings of the phylum Annelida are vascular beings? From which other phyla of the animal kingdom does this feature differentiate them?

The classification of these beings as vascular beings means that they have a circulatory system, with vessels that distribute substances all through the body.

Poriferans, cnidarians and flatworms do not have a circulatory system. In nematodes there is circulation of nutrients and gases through the pseudocoelom fluid.


Related Discussions:- Phylum annelida are vascular beings

Acute complications of diabetes mellitus, Various acute complications of di...

Various acute complications of diabetes mellitus are described in this unit. Acute complications develop within a short period of time. These are due to improper treatment of diabe

Neurulation in amphibians, Neurulation in Amphibians The first step i...

Neurulation in Amphibians The first step in the neurulation process is the flattening and thickening of dorsal ectoderm to form neural plate. The plate of cells are different

What treatment should be used for constrictive pericarditis, Q. What treatm...

Q. What treatment should be used for constrictive pericarditis? Medical Treatment 1) Judicious use of diuretics to alleviate systemic congestion. This may be enough in s

What are the main interspecific ecological interactions, Q. What are the ma...

Q. What are the main interspecific ecological interactions? The major harmonious interspecific ecological interactions are: protocooperation, commensalism and mutualism. The ma

Caryopsis - development of fruit, Caryopsis - Development of Fruit In ...

Caryopsis - Development of Fruit In cereals each carpel has one ovule and therefore the mature fruit has, just one seed. During maturation, very little or no cell divisions ar

What are the advantages of intra oral periapical radiographs, Advantages of...

Advantages of Intra Oral Periapical Radiographs a) It is a useful high yield modality for ruling out local bone or dental disease b)  It is of value in identifying critical

Explain about the absorbed moisture - water found in food, Explain about th...

Explain about the Absorbed Moisture - water found in food? It is the moisture that has passed through cell walls and entered the cytoplasm of the cell. It is this form of water

What volume of 1.20 m naoh solution must we add, You have 875 mL of a 0.37 ...

You have 875 mL of a 0.37 M acetic acid solution. What volume (V) of 1.20 M NaOH solution must you add in order to prepare an acetate buffer of pH = 4.36? (The pKa of acetic acid i

What are the positions of actin and myosin molecules, What are the position...

What are the positions of actin and myosin molecules in the sarcomere before and during the muscle contraction? Schematically actin filaments attached perpendicularly to both s

Ecology, what is the importance to study the tolerance range in real-life...

what is the importance to study the tolerance range in real-life situations?

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