Amphibians and Reptilia
Compared to the amphibians provide an example of evolutionary novelty which is present in beings of the class Reptilia which prevents the loss of water through the skin?
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Reptile skin is keratinized and impermeable to the water whereas skin of amphibian is permeable. This impermeability of the skin made impossible the cutaneous gas exchange which is performed by the amphibians and respiration became dependent on the internal organs such as lungs and airways.
Explain the main substances transmitted from the mother to the fetus via the placenta and from the fetus to mother?
What is counter current immuno electrophoresis?
Into how many kinds is immuno fluorescence is classified?
Give a brief explanation of food chain.
According to illustrations of representing beings, how are echinoderms characterized, fundamental morphology, kind of symmetry, germ layers and coelom, respiratory system, digestive system, excretory system, circulatory system, nervous system and kind
Performance Appraisal: It is the systematic evaluation of the performance of staff and to understand the capabilities of a person for additional growth and development. Performance appraisal is usually done in systematic ways that are as follows:
Why the pteridophytes are better adapted to the dry land as compared to the bryophytes? Were pteridophytes always less abundant rather than the phanerogamic plants?
Specify types of leukocytes and also how are they classified into agranulocytes and granulocytes?
What is artificial active immunity? Explain with example.
How fecundations are different in osteichthyes and in chondrichthyes?
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