The organ in human body where glycogenolysis takes place ?

The organ in the human body where glycogenolysis takes places is:

Each organ in human body is made of

Each organ in human body is made of

The organ in human body which considered as vestigial organ is

Anaerobic respiration is usually noticed in lower organisms. Human being is an advanced organism whether anaerobic respiration occur in man? If so when and where does it takes place.

An organ in human body, where urea is synthesized , is __________. (Fill in the blank and write the complete sentence)

Which type of epithelium is present in the organs where exchange of substances takes place ?