Q. In chick shell of egg is secreted as egg passes through the

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Q. Marginal area of blastoderm in which cells remain undetached from yolk is called

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Q. Apical meristems play an important role in

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Q. Cell elongation is retarded by

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Q. Spemann performed experiments to understand concept of

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Q. Gray vegetal cytoplasm gives rise to

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Q. From hensen's node dorsal mesoderm is formed and is organized into

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Q. In next half century, number of people over age 80 will rise from 5 million to

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Q. Cytoplasm plays role in

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Q. Removal of apex releases lateral buds from apical dominance it is called

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Q. In higher plants, entire plant body is not capable of growing but growth is limited to certain regions known as

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Q. Intercalary meristems are located at base of

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Q. Part of apical meristem which get separated from apex by permanent tissues are called

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Q. Fertilized egg of an ascidian contains cytoplasm of

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Q. Epiblast is mainly presumptive

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Q. Cavity between yolk and endoderm is called

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Q. Morula stage changes into

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Q. Cells that elongate length wise more than in other direction are

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Q. In gray crescent area, cytoplasm contains essential information for

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Q. Ability to regain or recover lost or injured part of body is called

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