--%>
Assignment Help - homework help

Define closed circulatory system

Define closed circulatory system?

E

Expert

Verified

A closed circulatory system is one in which blood circulates merely within blood vessels. For this reason the blood pressure is more in animals with closed circulatory system. The cellularity of the blood is too higher with numerous specific blood cells.

The closed circulatory system is a characteristic of annelids, cephalopod molluscs and vertebrates.

   Related Questions in Biology

  • Q : Characteristics of a good policy

    Characteristics of a good policy To be effective, a policy must be formulated after carefully considering all aspects of the situation to which it is to be applied.

    		•
  • Q : Need | Motives Arousal - Motivation-

    Most of an individual's specific needs are dormant much of the time. The arousal of any particular set of needs at a specific point in time may be caused by internal stimuli found in the individual's physiological condition, emotional or cognitive processes, or by stimuli in the outside environme

    		•
  • Q : Embryonic development in earthworms Is

    Is embryonic development in earthworms indirect or direct? Answer: In earthworms there is no larval phase; therefore the embryonic development is direct.

    		•
  • Q : What do you mean by the term mast cells

    What do you mean by the term mast cells? Briefly describe it.

    		•
  • Q : Flesh part of fruits Whether fruits

    Whether fruits always the flesh part of ‘fruits’? Is edible part of the onion is a fruit?

    		•
  • Q : What are peristaltic movements State

    State what are peristaltic movements? State their role within the human digestion?

    		•
  • Q : Mucsle performing the peristaltic

    State the type of muscle tissue which performs the peristaltic movements of intestines?

    		•
  • Q : Permanent immunity-Vaccine against flu

    Which virus can causes flu? Why does not body create permanent immunity against that virus? How does vaccine against the flu work?

    		•
  • Q : Of which cells is the nervous tissue

    Of which cells is the nervous tissue formed? How generic function of this tissue related to the functions of main cell type that forms it?

    		•
  • Q : State Product Positioning Product

    Product Positioning: It is a marketing strategy which aims to build a brand occupy a distinct 'position,' associate to the competing brands, in the memory of the customer. Firms apply such strategy either through emphasizing the distinguishing charact

    		•