Colchicine is used for (JRF-2005)
A) Tetraploid
B) Autotetraploid
C) Haploid
D) Triploid
Processing of vegetables is done by (JRF-2005)
A) Dehumidifier
B) Sheller
C) Stratometer
D) Extruder
Clones are degraded by (JRF-2009)
A) Bacterial infection
B) Viral infection
C) Mutation
D) Somaclonal variation
"One gene, one enzyme" is given by (JRF-2009)
A) Flor
B) Beadle and Tatum
C) Painter
D) Zinderberg
An inbred rice variety with offspring or succeeding generations having the same genetic makeup (JRF-2016)
A) Hybrid
B) Pureline
C) Transgenic
D) GM
The process of conjugation in bacteria was given by (JRF-2016)
A) Robert Koch
B) Pasteur
C) Lederberg and Tatum
D) F. Griffith
When royal jelly is fed to a bee, it becomes (JRF-2009)
A) Drone
B) Queen
C) Worker
D) King
Ancestor of Maize (JRF-2015)
A) Zea americana
B) Zea japonica
C) Zea africana
D) Zea mexicana

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