B. Specialized Diversity 1. D. Assignation of Male - Female 1. Somatic vs. Germ Cells 1.
Growth can come from mitosis, or from changes in cell size or shape.
Pollen lands on Stigma 2. Pollen tube grows down Style to ovary 3. Sperm cells move down pollen tube to ovary B. Fertilization - Double Fertilization 1. Known recognition mechanisms occur at the level of pollen-stigma interaction. Recognition of same identitiy activates processes which block fertilization.