Inhibition of Succinic dehydrogenase enzyme by malonate is a classical example of: (1) Cofactor inhibition (2) Feedback inhibition (3) Competitive inhibition (4) Enzyme activation
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Formation of interfascicular cambium from fully developed parenchyma cells is an example for (1) Differentiation (2) Redifferentiation (3) Dedifferentiation (4) Maturation
Hind II always cuts DNA molecules at a particular point called recognition sequence and it consists of: (1) 8 bp (2) 6 bp (3) 4 bp (4) 10 bp
The capacity to generate a whole plant from any cell of the plant is called: (1) Totipotency (2) Micropropagation (3) Differentiation (4) Somatic hybridization
The cofactor of the enzyme carboxypeptidase is: (1) Zinc (2) Niacin (3) Flavin (4) Haem
Example of actinomorphic flower? (1) Datura (2) Cassia (3) Pisum (4) Sesbania
Spindle fibers attach to kinetochores of chromosomes during (1) Prophase (2) Metaphase (3) Anaphase (4) Telophase
Auxin is used by gardeners to prepare weed-free lawns. But no damage is caused to grass as auxin (1) promotes apical dominance. (2) promotes abscission of mature leaves only. (3) does not affect mature monocotyledonous plants. (4) can help in cell ...Read more
A transcription unit in DNA is defined primarily by the three regions in DNA and these are with respect to upstream and down stream end; (1) Repressor, Operator gene, Structural gene (2) Structural gene, Transposons, Operator gene (3) Inducer, Repressor, Structural ...Read more
Lecithin, a small molecular weight organic compound found in living tissues, is an example of: (1) Amino acids (2) Phospholipids (3) Glycerides (4) Carbohydrates