Q. Walls of many kind of cells and tissues become pitted during

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Q. Regeneration characteristic of algae was showed by

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Q. Morphogenetic determinants are present in

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Q. In bird's egg, process of cell division is confined to small disc of protoplasm lying on surface of

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Q. Great power of regeneration is present in

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Q. Peripheral part of blastoderm where cells lie unseparated from yolk is termed as

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Q. Least temperature at which growth can continue is

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Q. Changes is intracellular substances during aging includes

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Q. Vitamins are synthesized within plant body in presence of

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Q. In vascular plants growth occurs through activity of

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Q. Xylem, phloem, leaves, shoots and roots are completely formed in

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Q. Young tissues or group of cells in plants that retain potential to divide are called

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Q. In plants duration of light affects, the

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Q. Phenomenon in which light duration induce or supress flowering is called

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Q. Abstinence from smoking and maintaining ideal weight can prolong life by an average of

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Q. Differentiation in plants is considered to occur in plants in

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Q. Limb regeneration is mostly studied in

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Q. Stage of development in which body organs are formed, cells interact and differentiate, is called

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Q. Third cleavage in bird's egg is

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Q. Stage of development in which organs size increase and adult body is attained, is known as

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