The cell junctions called tight,adhering and gap junctions are found in

$A$ student was given a sample of tissue. He observes and concludes the following characters.
$(i)$ The cells are composed of a single layer of tall and slender cells.
$(ii)$ Their nuclei are located at the base.
$(iii)$ Free surface may have microvilli.
$(iv)$ It is found in the lining of stomach and intestine.
$(v)$ They help in secretion and absorption. Based on the above features identify the epithelium.

Stratified squamous epithelium is found in

The epidermis of the skin is derived from which germinal layer?

Which of the following is not a function of epithelium?

In which of the following structures can you observe cellular junctions?