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 : Subsidiary Functions of management

    Subsidiary Functions     (1) Communication: In business management ideas objectives instructions suggestions,

  • Q : Levels of Management Levels of

    Levels of Management Business organizations are characterized by the presence of a chain of command- the chain of superiors and subordinates from the highest level i

  • Q : Main events of third mitotic period

    Write down the main events of third mitotic period.

  • Q : PRINCE2 Processes PRINCE2 Processes :

    PRINCE2 Processes:A) Directing the project: conducted by senior managers/decision makers define the need for the project and the resources to be allocated B)

    Q : Incubation period for mumps disease

    What is incubation period for mumps disease and what is the causal organism?

  • Q : Fecundation during menstrual cycle

    Generally, which phase of the menstrual cycle during the copulation may lead to fecundation?

  • Q : Define Organizational Culture

    Organizational Culture: It is a concept introduced by researchers to elucidate the values, attitudes, psychology, beliefs, and experiences of the organization. Usually speaking, it is vision as the shared norms and values of individuals and groups in

  • Q : How does the amoeboid movement take

    How does the amoeboid movement take place? What are illustrations of beings and cells which use these movements for locomotion?

  • Q : Define Account Management Account

    Account Management: Accounting Management or Business is the practical application of management techniques to manage and report on the financial strength of the organization. It includes the analysis, planning, control and implementation of programs

  • Q : Disadvantages of bureaucracy

    Disadvantages of bureaucracy a coin has two sides. So, bureaucracy has disadvantages or limitations also. The disadvantages or limitations of bureau

©TutorsGlobe All rights reserved 2022-2023.