Answer:
epithelial tissue
Explanation:
The cells in this tissue are tightly packed within a thin ECM. Forming sheets that cover the internal and external body surfaces (surface epithelium) and secreting organs (glandular epithelium). Functions of epithelial tissue are secretion, protection, absorption, transportation and special sensory receptive.
what might be this meaning of dis question?
Answer: Esophagus
Explanation: The Esophagus is part of the Digestive system and the rest are a part of the Respiratory system.
The correct answer is Three germ layers. The feature, three germ layers, is only shown by higher invertebrates, as compared to lower invertebrates. The formation of the three germ layers is caused by the morphogenetic movement called Gastrulation.