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MediumAI TEST SUBJECT
+4 / -1
How many of the following statements is/are correct? A. Simple epithelium is composed of a single layer of cells and functions as a lining for body cavities, ducts, and tubes. B. Hormones are secreted directly into the fluid bathing the gland. C. The structure of the cells do not vary according to their function. D. In unicellular organisms, all functions like digestion, respiration and reproduction are performed by a single cell.
A
One
B
Two
C
Three
D
Four

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