What kind of exoskeleton do some molluscs present, Biology

Assignment Help:

Q. What kind of exoskeleton do some molluscs present?

Some molluscs, like gastropods and bivalves secrete an external calcareous carapace (the shell). Calcium carbonate is a fold in the epidermis, secreted by the mantle, forming the shell.

In pelecypods, the shell is made of two valves that contain and articulate the individual body within. In gastropods the shell contains only part of the body the visceral mass.


Related Discussions:- What kind of exoskeleton do some molluscs present

Acute rheumatic fever, Acute Rheumatic Fever   Rheumatic  fever is an i...

Acute Rheumatic Fever   Rheumatic  fever is an inflammatory disease that usually follows infection of upper respiratory tract with group A beta hemolytic streptococci. It  is c

Explain adverse effects of indinavir, Explain Adverse effects of Indinavir ...

Explain Adverse effects of Indinavir   In addition to adverse effects similar to those of other protease inhibitors, indinavir causes elevation of indirect bilirubin, indinavir

Taxonomic classification, flying fish,cuttlefish,silverfish - pisces are co...

flying fish,cuttlefish,silverfish - pisces are correctly matched with taxonomic classification

Give the introduction to cardiac rehabilitation, Give the introduction to C...

Give the introduction to Cardiac rehabilitation? Cardiac rehabilitation services are comprehensive, long-term programs involving medical evaluation, prescribed exercise, cardia

How different are birds and reptiles, Q. How different are birds and reptil...

Q. How different are birds and reptiles concerning the maintenance of body temperature? Are birds rare in polar regions? Reptiles are heterothermic that is they do not control

Show the characteristics of honey, Honey comes under the purview of Prevent...

Honey comes under the purview of Prevention of Food Adulteration Act (PFA). Due to its limited production and high cost, honey is prone to adulteration by cane sugar, invert sy

How pregnancy and lactation affects the bmr, How Pregnancy and Lactation af...

How Pregnancy and Lactation affects the bmr? These periods of physiological stress also has an impact on the metabolic rate. Earlier, we studied that REE is highest during the

What is root pressure, What is root pressure? Root pressure is the pre...

What is root pressure? Root pressure is the pressure that forces water from the soil to be absorbed by the xylem of the root. It is because of the osmotic gradient among the i

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