Formation of root or shoot from the tumour depends on the
A. Ratio between the amounts of root-growth female parent and shoot-growth hormones in the cell
B. Amount of root-growth hormones in the cell
C. Difference between the amounts of root-growth and shoot-growth hormones in the cell
D. None of the above
Answer: Option A
This Question Belongs to Biology GK Chapter Wise >> Gentics And Evoloution
A piece of DNA molecule that can serve as a carrier for the gene to be cloned is called as a
A. Virus
B. Vector
C. DNA junk
D. Gene factor
A haploid organism contains only one set of chromosomes, and is said to be
A. Homozygous
B. Heterozygous
C. Hemizygous
D. Holozygous
Which of the following is the correct pair?
A. Darwin - Use and disuse of organs
B. de Vries - Mutation theory
C. Lamarck - Origin of life
D. Haldane - Law of heredity
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