Which of the following statement(s) is/are true about self-incompatibility?
(i) It is a device to prevent inbreeding.
(ii) It provides a biochemical block to self-fertilization.
(iii) It ensures cross-fertilization
(iv) It is governed by pollen-pistil interaction.
(v) It is governed by series of multiple alleles.
(vi) It prevents self-pollen (from the same flower of other flowers of the same plant) from fertilizing the ovules by inhibiting pollen germination of pollen tube growth in the pistil.

Options

A. All are correct
B. All are wrong
C. (i), (ii) and (iii) are correct.
D. (iv) and (v) are wrong.

Answer

A