The male sterile line is represented as
A. R-line
B. A-line
C. B-line
D. C-line
Answer: Option B
Solution(By Examveda Team)
The male sterile line is represented as A-line.Male sterility is characterized by nonfunctional pollen grains, while female gametes function normally.
Inability to produce or to release viable or functional pollen as. a result of the failure of formation or development of functional.
CMS technology relies on three lines: the male sterile line (A) line, the cognate maintainer line (B) line, and the restorer line (R) line.
A line is a line or population which is male-sterile. Whereas the B line is a male fertile line or population capable of maintaining male sterility.
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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