The nature of the mammary gland is:

Which of the following is composed of cube-like cells?

Which type of epithelial tissue is found in the conjunctiva of the eye?

Cells of squamous epithelium are

Desmosomes are a feature of:

Read the following statements and answer the question.
$(i)$ It is made of a single thin layer of flattened cells with irregular boundaries.
$(ii)$ They are found in the walls of blood vessels and air sacs of lungs.
$(iii)$ They are involved in functions like forming a diffusion boundary.
Which of the following characteristics of tissue is being described by the above statements?