Determine the correctness or otherwise of the following Assertion [A] and the Reason [R].
Assertion [A]: A zygote and its immediate descendant cells are unspecialized and are called totipotent.
Reason [R]: Totipotent cells retain the capacity to differentiate into only a few cell types.
A. Both [A] and [R] are false
B. Both [A] and [R] are true but [R] is not the correct reason for [A]
C. Both [A] and [R] are true and [R] is the correct reason for [A]
D. [A] is true but [R] is false
Answer: Option D
This Question Belongs to Biotechnology Engineering >> Plant Biotechnology
Gynogenesis is a process of development of haploid plants
A. From a fertilized cell of female gametophyte
B. From an unfertilized cell of female gametophyte
C. From isolated pollen grains
D. By selective elimination of chromosomes following distant hybridization
Parthenogenetic embryos in plants are those which are formed by
A. Unfertilized eggs
B. Fertilized eggs
C. Sporophytic cells
D. Male gametophyte
Large scale clonal propagation practically means raising a population of plantlets from
A. A single cell
B. A single explant
C. Many explants from a single plant
D. Many explants from a group of plants
A. Both (A) and (R) are true but (R) is not the correct reason for (A)
B. (A) is false but (R) is true
C. (A) is true but (R) is false
D. Both (A) and (R) are true and (R) is the correct reason for (A)
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