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Excretory System of Cockroach

The literal m...

Question

The literal meaning of "gastrulation" is

A

Formation of primary germ layers

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B

Formation of a gut

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C

Morphogenetic movement

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D

Commencement of organogenesis

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Solution

The correct option is B Formation of a gut
'Gastrulation' word is derived from Greek word 'gaster' meaning stomach and according to McEwen (1923), gastrulation refers to the formation of the primordial gastric gut or cavity called the archenteron.

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Excretory System of Cockroach

Standard XII Biology

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