Two animals which are the members of the same order must also be the members of the same

What is the undifferentiated mass of cells in tissue culture called?

Reduction in vascular tissue,mechanical tissue,and cuticle is a characteristic of ..........

In a metre bridge experiment,the ratio of the left gap resistance to the right gap resistance is $2:3$. The balance point from the left is: (in $~cm$)

Which pair of oxides is acidic in nature?

The radii of curvature of the faces of a double convex lens are $10\, cm$ and $15\, cm$. Its focal length is $12\, cm$. What is the refractive index of the glass?