--%>

Kind of exoskeleton

What kind of exoskeleton do some molluscs present?

E

Expert

Verified

Some molluscs, like bivalves and gastropods, secrete an exterior calcareous carapace (the shell). Calcium carbonate is secreted by the mantle, a fold in the epidermis, forming the shell. In pelecypods, the shell is made of two valves that articulate and contain an individual body. In gastropods the shell contains only portion of the body, that is, the visceral mass.

   Related Questions in Biology

  • Q : Phylum Annelida How digestion in beings

    How digestion in beings of the phylum Annelida work does and what kind of digestive system do they contain?

  • Q : Characterization of circulatory system

    How the circulatory system of reptiles is characterized? What is the fundamental difference between the amphibian and reptile heart?

  • Q : Four Actions Grid Analysis Four Actions

    Four Actions Grid Analysis To reconstruct buyer value elements in crafting a new value curve, the Four Actions Framework is used. There are four key questions to challenge an industry's strat

  • Q : What is Value-Added Processes

    Value-Added Processes: The enhancement a company provides its service or product before giving the product to customers. It is used to illustrate instances where a firm takes a product which may be seen a homogeneous product, with little differences i

  • Q : Kingdom Plantae Name the beings which

    Name the beings which form the kingdom Plantae? Are algae, parts of this kingdom?

  • Q : Characters of the Alzheimers disease

    Write down some of the characters of the Alzheimer’s disease?

  • Q : Sickle cell anemia-hereditary

    In the sickle cell anemia, hereditary disease, there is swap of one amino acid through another in one of the four polypeptide chains of hemoglobin. In this situation are all of the structural levels of protein modified?

  • Q : Define Marketing Management Marketing

    Marketing Management: It is one of the main management disciplines, encompassing all strategic planning, activities, operations, and processes included in attaining organizational objectives by delivering the value to customers. Marketing management f

  • Q : Peripheral nervous system What do you

    What do you mean by peripheral nervous system (or PNS)? Answer: Peripheral nervous system comprehends the ganglia and nerves of the body.

  • Q : Significance of indirect ELISA Write

    Write down the significance of indirect ELISA.