The opening of the archenteron in the gastrula that develops into the mouth in protostomes and the anus in deuterostomes.
Dictionary > Blastopore
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Blastopore
The opening of the archenteron in the gastrula that develops into the mouth in protostomes and the anus in deuterostomes...
Soils
Nutrients in the soil are essential to the proper growth of a land plant. This tutorial deals with the properties of soi..
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