Small disc shaped structures at the surface of centromeres are called chiasmata.

X-shaped structure (Chiasmata) appear in-

Which small structures of cell work like oars?

Matual attraction between water molecules is (A)____ whie attraction of water molecules to polar surfaces (such as the surface of tracheary elements) is called (B)_____

Transpiration maintains the shape and structure of the plants by keeping cells turgid.

What is called Gaussian surface ?

The root is covered at the apex by thimble like structure called

The body surface of annelids is distinctly marked out into segments. These segements are called as:

During the state where substrate is bound to the enzyme active site, a new structure of the substrate called_____structure is formed.