Define the term respiratory pigments
Define the term respiratory pigments? Name the respiratory pigment existed in some arthropods? Name the analogous molecule in humans?
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Respiratory pigments are molecules capable to carry oxygen and other respiratory gases existed in circulatory fluids. In crustaceans and in the arachnids hemocyanin is the respiratory pigment. In humans, analogous pigment is hemoglobin.
What do you mean by the term protocooperation?
Describe the deplasmolysis of plant cells?
To what order does each of the echinoderm species Star fish and sea urchin belong? Describe why they are classified under that order.
What is the physiological reason of the syndrome acknowledged as cretinism?
Are arteries or veins comprised of more muscle tissue? How dissimilar are the walls of such two kinds of blood vessels?
Define the term cytoplasmic inclusions?
Name the main types of protein fibers of the connective tissue proper? Answer: The matrix of connective tissue proper is made up of elastic fibers, collagen fibers a
Why the cytoplasm of sperm cells is decreased? Why mitochondria of the sperm cells are concentrated within the base of flagellum?
In metagenesis of Obelia and Aurelia what is the form which generates gametes? What is the form which reproduces asexually?
From zygote, pluricellular organisms are formed through serial mitosis. Had this formation be possible if every cell made by the mitosis had similar life in relation to antecedent cells? How the evolution did solve the problem?
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