Class 12th Biology 2011 Set3 Delhi Board Paper Solution
Question 2
Normally one embryo develops in one seed but when an orange seed is squeezed many embryos of different shapes and sizes are seen. Mention how it has happened.
Answer
Polyembryony-
Some of the nuclear cells surrounding embryonic sac start to divide an protrude inside the embryonic sack and forms embryo.
Occurrence of more than embryo in a seed is called as polyembryony, as in orange.
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