Plant Breeding and Genetics
haploids are better for mutation studies because in them all the mutations whether recessive or dominant are expressed as_______?
There are two alleles of each gene in each cell
There are many alleles of each gene in each call
There is only one alleles of each gene present in each cell
None of these
There is only one alleles of each gene present in each cell
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Self incompatibility which is controlled by two genes is found in _______?A. Gramineae
B. Cruciferae
C. Solanaceae
D. None of these
Reciprocal recurrent selection is effective with _______?
A. Complete dominance
B. Incomplete
C. Over dominance
D. All the above
Plants can be made disease resistant by _______?
A. Heat treatment
B. Colchicines treatment
C. Breeding with the wild variety
D. Hormone spray
Plants having monoecious flowers are found in _______?
A. Caster
B. Maize
C. Colocasia
D. All the above
Which one is C3 crop plant _______?
A. Tomato
B. Gram
C. Onion
D. all the above
Protoandry is found in _______?
A. Sorghum
B. Wheat
C. Maize
D. Barley
Dominance hypothesis of heterosis was first proposed by _______?
A. Davenport (1908)
B. Bruce (1910)
C. Shull (1914)
D. Davis (1927)
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