Describe the histological( internal) structure of thyroid gland.

Explain the histological structure of the ovary in human.

Describe histological structure of artery, vein and capillary.

Explain internal structure of galvanometer

With the help of suitable diagram describe the structure of thyroid gland.

Explain the histological structure of testis.

Explain the histological structure of ovary in human.

Sketch and label internal structure of human heart.

Describe the structure of nephron.

With the help of a neat labelled diagram, describe the internal structure of dorsiventral leaf. Draw neat labelled diagram: T.S. of Dicot leaf.

With the help of neat labeled diagram describe the internal structure of human heart.