A) If both the assertion and the reason are true and the reason is a correct explanation of the assertion
B) If both the assertion and reason are true but the reason is not a correct explanation of the assertion
C) If the assertion is true but the reason is false
D) If both the assertion and reason are false
E) If the assertion is false but reason is true
Correct Answer: A
Solution :
Epithelial tissue forms a continuous layer over the free surface of may other tissues. It rests on a non cellular. Basement membrane or Basal lamina, which separates it from the underlying connective tissue. Since blood vessels are absent in the epithelial tissue, therefore, the materials are exchanged between the cells of epithelial tissue and vessels of connective tissue by the process of diffusion across the basement membrane.
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