animal biology
compare the digestion in protozoa and sponges
Briefly define the term Interferon?
Explain why uricotelic excretion necessary for avian and reptile embryos? Answer: In birds and reptiles the excretory system is uricotelic as uric acid is insoluble,
State the difference between phanerogamic and cryptogamic plants?
Compare the method of digestion between protozoans and sponges
What is an antibody and antigen interaction?
Explain the phenomenon that some plants adapted to the dry environment open their stomata only during the night?
State the association between vitamin D and sunrays?
In which portion of the nephron does the regulation of acidity and alkalinity of the plasma takes place?
Describe briefly the term bone matrix? And also write down its main components?
Can mitosis take place in haploid (n) cells? And in the triploid cells?
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