4 Nematode is the 1st phylum which evolved tube like digestive system. Epithelial lining of gastrointestinal tract is formed from: A. Mesoderm C. Endoderm B. Ectoderm D. Hypoderm
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Answer:
c) Endoderm
Explanation:
cuz Endoderm is the source of the epithelial lining of the gastrointestinal tract
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2
Answer:endoderrm
Explanation:because it is the layer from which digestive related system made
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