In a type of apomixis known as adventive embryony, embryos develop directly from the 

(a) nucellus or integuments 

(b) zygote 

(c) synergids or antipodals in an embryo sac 

(d) accessory embryo sac in the ovule

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2 Answers

Correct option (a) nucellus or integuments 

Explanation

Apomixis does not involve gamete formation and fertilisation as found in amphimixis. Adventive embryo formation is a type of apomixis in which embryos are formed from diploid integumental or nuceller cells.

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Correct Answer is: (A) Nucellus or integuments

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