For cryopreservation,plant materials are frozen at (in $^{\circ} C$)

When two plants growing in different seasons and different geographical areas need to be hybridized,they can produce a hybrid by:

In the process of tissue culture,which of the following is used to sterilize the instruments?

Identify the correct statements from the following:
$(i)$ Embryo culture can be used to develop seedlings from seeds that remain dormant for a long time.
$(ii)$ In embryo culture,the embryo is excised and grown in a culture medium.
$(iii)$ Bean seeds do not contain stored food.
$(iv)$ Rapid clonal propagation is an application of suspension culture.

Which enzyme is useful for obtaining plant protoplasts?

In the initial stages of protoplast culture,sorbitol or mannitol is added: