Arrhenius theory is applicable only to

Bohr's theory is applicable to

Bohr.s theory is applicable to

Bohr's theory is applicable to

Bohr's theory is applicable to

Bohr's theory is applicable to

According to apical cell theory, there is a single apical cell with three cutting faces in the shoot apex. This theory is applicable only some higher algae, bryophytes and pteridophytes and is not applicable to gymnosperms and angiosperms. This theory was given by :–

Bohr’s theory is applicable to:

Bohr’s theory is applicable to: