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What are cnidocytes? What is the name of the capsule inside the cnidocyte? What are the biological functions of this structure?
Cnidocytes are specialized cells present in coelenterates. They are found in the epidermis and have toxic substances that can hurt, paralyze or even kill other animals.
Every cnidocyte has an internal capsule know as nematocyst where the actual urticating substance is stored. When a cnidocyte is excited it causes the nematocyst to expose a filament having the toxic chemical.
Cnidocytes and their nematocysts have the biological functions of defending the individual from external aggression and of helping to capture their prey.
What is Intercellular Communication explain briefly? Both plant and animal cells have developed means of communication between cells. In animals, specialized areas of the cell
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A genetic trait which is considered to be harmful in the present day might prove to be beneficial in future. For example by removing the trait for sickle cell we may increase the s
RESPIR A T ORY ORGANS IN ANIMALS - In Protozoa plasmalemma functions as respiratory surface. In Porifera, respiration occur through body wall. In Coelentrata resp
Define the Precursor of co-enzymes - Functions of riboflavin? The major function of riboflavin is to serve as the precursor of the coenzymes FMN and FAD and of the covalently
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what microbe is the one that is shaped like a ball with spikes comming out
Q. Describe the phylogenetic system of classification? 1) Hutchinson believed in Monophyletic origin of Angiosperms from a hypothetical group, which he' named, as Proangiosperm
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