What do you mean by the term mast cells
What do you mean by the term mast cells? Briefly describe it.
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The cells that are similar to the Basophil structure takes place in the tissues are termed as mast cells. This secretes the Histamine.
From zygote, pluricellular organisms are formed by the serial mitosis. Would this formation be probable if each cell made by the mitosis had an identical life concerning its antecedent cells? How did evolution solve that difficulty?
In the chemical terms how is neuronal repolarization attained?
(a)Describe the lock and key mechanism of enzymes action. (B)Which properties of enzymes are represented by the lock and key mechanism?
Explain another means for the transportation of substances in the animals without having a circulatory system? Why blood is more essential for larger animals?
Give a brief description of nutrient?
Describe the two types of circulatory systems? Answer: The circulatory systems can be categorized into closed circulatory system and open circulatory system.
Do enzymes take action better basic pH or under acid?
What is meant by the coelom? To which structures do the coeloms give birth? State whether all animals are coelomate? Specify germ layer from which the coeloms originate?
Name the beings which form the kingdom Protista? Answer: The kingdom Protista includes algae and protozoans.
State these terms: pleura, pericardium and peritoneum?
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