Somaclonal variation appears in
Organism produced through somatic hybridization
Plants growing in highly polluted conditions
Apomictic plants
Tissue culture raised plants
When different alleles of the same gene are present on an individual, the individual is a
Mental retardation in man, associated with sex chromosomal abnormality is usually due to
Which of the following are most abundant types of antibodies
The stored blood must be free from
Down's syndrome occurs in the ........... pair of chromosome by increasing a chromosome.