1. assertion (a): intercellular differentiation is the cause of intracellular differentiation. reason (r): intercellular differentiation is the process of sequential reorganization which redistributes differential cells and triggers new intracellular differentiation.
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Assertion (A): Polyspermy may bring about fertilization of synergies or antipodal. Reason (R): The embryo sac is penetrated by more than one pollen tube. Both A and R are true and R is the correct explanation of A Both A and R are true but R is NOT the correct explanation of A A is true but R is false A is false but R is tru
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