A student cultured a piece of carrot in a special nutrient medium. After few weeks, he obtained new carrot plant. This ability to generate a new plant is called:
Answer & explanation
Correct answer: option 4
The correct answer is Option (4) → Totipotency
Totipotency is the capacity of a plant cell or explant to grow into a whole plant. It is the basis of tissue culture. A piece of carrot grown on a nutrient medium can form a new carrot plant for this reason.
(1) Pleiotropy — Incorrect. This is the effect of a single gene on several traits.
(2) Hybridization — Incorrect. This is a cross between two different parents.
(3) Biopiracy — Incorrect. This is the use of the biological resources of a country by a company or a person without proper permission.
(4) Totipotency — Correct. This is the ability to regenerate a whole plant from a cell or explant.
NCERT Extract:
Biotechnological Applications in Agriculture – …
