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Q. What are the cnidocytes? What is the name of the capsule inside the cnidocyte? What are the biological functions of this structure?
Cnidocytes are specific cells present in coelenterates. They are found in the epidermis and contain toxic substances that can paralyze, hurt or even kill other animals.
Each cnidocyte has an inner capsule know as nematocyst where the actual urticating substance is stored. When a cnidocyte is excited it causes the nematocyst to expose a filament contains the toxic chemical.
Cnidocytes and their nematocysts have the biological functions of defending the individual from external aggression also of helping to capture their prey.
The modern water treatment plan is often called upon to perform wonders with the water fed to it. The clear, safe , even tasteful water that comes from a faucet may have started a
Q. What is the gross primary production of an ecosystem? How does GPP relate to photosynthesis? The Gross primary production of a GPP or ecosystem is the quantity of organic ma
What are the main characteristics of the bryophytes? Bryophytes are nonvascular plants, i.e., they do not have conductive tissues and they perform transport of water and nutrie
Describe the appearance of a single E. coli colony. Why can it be considered genetically homogenous?
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What are the factors to an actual shift in the supply curve? Factors which cause an actual shift in the supply curve are described in below: When prices rise or fall this wo
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Q. What are the main bryophyte groups? The major bryophyte groups are the mosses, the hornworts and the liverworts.
Fate Maps The details of the procedure of gastrulation are not simple to understand without the knowledge of positions of the cells of the future germinal layers in the blast
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