The term "Keel" is used for special type of :-

Purkinje's fibres are special types of

Purkinje's fibres are special types of

Fill in the Blanks: Square is a special type of ______

What is the term used for the large specialized cell present in Cyanobacteria which is responsible for nitrogen fixation ?

A keel is absent in

Parthenogenesis is a term for special case of

Parthenogenesis is a term for special case of