Endosperm of gymnosperms-endosperm of angiosperms
How different are endosperm of gymnosperms and the endosperm of angiosperms?
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In gymnosperms endosperm is haploid (n), it is called main endosperm. In angiosperm endosperm is triploid (3n), it is named as secondary endosperm.
Explain, why is occurrence of eyelids in the amphibians as compared to their absence in fishes as an adaptation to the terrestrial life?
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Noramlly how does a male animal recognize that the female is approachable to copulation?
Specify the types of muscle tissues? State the morphological attributes which differentiate those types?
Moniliasis is one of the most general opportunistic diseases in AIDS. What is etiological agent of the moniliasis and what is the other name of disease? Why is monilia also common in the healthy newborns?
Name the adnexal organ of the digestive system in which the bile is stored? Describe the reaction of organ to ingestion of fat rich food?
Name the five human digestive secretions? Which of them is the only one which does not include digestive enzymes? Answer: The human digestive secretions are as: gast
What is the hard systems model of change? Why is this model of change limited in certain situations, especially complex situations?
Name the cells from which nervous tissue comprised? And how is the generic function of this tissue associated to the characteristics of main cell type which forms it?
Name the brain region which receives conscious sensory information? Also state the brain region which triggers the voluntary motor activity?
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