Callus refers to a mass of:
A) Cells
B) Unorganized cells
C) Organized cells
D) All of these
Allotetraploids can be produced in a single step by:
A) Anther culture
B) Somatic hybridization
C) Grafting
D) None of these
The sexual process is bypassed in:
A) Budding
B) Microcloning
C) Somatic hybridization
D) All of these
Somatic hybridization is useful in producing:
A) Allotetraploids
B) Distant hybrids
C) Transgenics
D) All of these
Multiple identical copies of a gene can be obtained by:
A) Gene cloning
B) Gene sequencing
C) Gene splicing
D) Micro cloning
The term somatic cell hybridization was coined by:
A) Larkin
B) Barski et. al.
C) Scow Croft
D) Bunn et. al.
Barski et al. coined the term somatic cell hybridization in:
A) 1955
B) 1960
C) 1971
D) 1981
The term somaclonal variation was first used by:
A) Barski
B) Larkin & Scowcroft
C) Bunn
D) Davidson
Larkin and Scowcroft first used the term somaclonal variation in:
A) 1960
B) 1901
C) 1985
D) 1991
The term cybrid was coined by:
A) Barski et. al.
B) Bunn et. al.
C) Larkin
D) Scow Croft

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