DENDROLOGY

TREE PROPAGATION AND PLANTING

PLANTING TECHNIQUES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which of the following statements are the factors that influence the development of somatic embryogenesis? I. Genotype II. Phenotype III. Carbon source IV. Growth regulator
A
I, II and III
B
I, III and IV
C
II, III and IV
D
All of the above.
Explanation: 

Detailed explanation-1: -The process of somatic embryogenesis involves four key steps which are, induction, maintenance, development, and regeneration.

Detailed explanation-2: -2, 4-D (2, 4-Dichlorophenoxy acetic acid) is one of the most commonly used growth regulator in somatic embryogenesis. It is suggested that 2, 4-D activates stress-related genes that induce somatic embryos from the cultured explants (Das, 2011).

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