Self incompatibility arises due to
A. Insufficient pollen
B. Self pollination takes place
C. Pollen does not germinate on ovulre
D. All of the above
Answer: Option C
Solution(By Examveda Team)
Self-incompatibility arises due to Pollen does not germinate on the ovule.It is a widespread mechanism in flowering plants that prevents inbreeding and promotes outcrossing.
The self-incompatibility response is genetically controlled by one or more multi-allelic loci and relies on a series of complex cellular interactions between the self-incompatible pollen and pistil.
Related Questions on Genetics and Plant Breeding
Genetic code was discovered by
A. Khorana and Methaei
B. Flemming and Methaei
C. Holley, Nirenberg and Khorana
D. Holley and Nirenberg
Progeny of breeder seed is referred to as
A. Breeder seed
B. Nucleus seed
C. Foundation seed
D. Certified seed
Molecular basis of organ differentiation depends on the modulation in transcription by
A. RNA pol
B. Transcription factor
C. Anticodon
D. All of the above
The phenomenon of linkage was first observed by
A. Bateson and Punnet
B. Nilson
C. Hugo de Vries
D. Mendel
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