The term self-incompatibility was coined by:
A) Stout
B) East
C) De Nettan Court
D) Brewbaker
Self-incompatibility was first reported in:
A) Verbascum phoeniceum
B) Medicago sativa
C) Lycopersicon peruvianum
D) Nicotiana sanderae
Self-incompatibility promotes:
A) Autogamy
B) Allogamy
C) Homogamy
D) None of the above
Self-incompatibility results due to:
A) Morphological causes
B) Genetic causes
C) Physiological and biochemical causes
D) All of the above
In the gametophytic system of self-incompatibility, partial fertility will result from a cross between:
A) S1S2 x S1S2
B) S1S2 x S3S4
C) S1S2 x S1S3
D) None of the above
In the sporophytic system of self-incompatibility, full fertility will result from a cross between:
A) S1S2 x S1S3
B) S1S3 x S3S4
C) S1S2 x S2S3
D) S2S3 x S1S2
Self-incompatibility can be overcome by:
A) Bud pollination
B) Delayed pollination
C) End of season pollination
D) Irradiation
E) All of the above
Gametophytic system of self-incompatibility was first discovered by:
A) East and Mangelsdorf
B) Gerstel
C) Hughes and Babcock
D) Bateman
Gametophytic system of self-incompatibility was first reported in:
A) Nicotiana sanderae
B) Crepis foetida
C) Secale cereale
D) Brassica oleracea
Self-incompatibility reaction may occur:
A) On the stigma
B) In the style
C) In the ovary
D) All of the above

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