Give reasons : Simple epithelium functions as lining for the body cavities, ducts, tubes etc. where as compound epithelium is protective in function

Give reason. 'Corpus luteum function as endocrine organ.'

Internal lining of fallopian tube is made up of ciliated epithelium. Justify the role of ciliated epithelium in oviduct.

The diagram given below is a simple epithelium. Name the part marked as "P" in the figure. Write one function of simple epithelium.

Germinal epithelium lining seminiferous tubules of testis contains Sertoli cells and germ cells. Give the functional difference between Sertoli cells and germ cells.

Structural formula of a compound is given. CH_(3)CH_(2)OCH_(3) a) Which is the functional group present in it? b) What is the general name of the compounds including this functional group? c) Give the Structural formula of the isomer of this compound. d) Write the IUPAC name of this Compound.