التكاثر الجنسي وتعاقب الأجيال

Week 7 · Chapter 3 (B): sexual reproduction (gametes, zygote, meiosis and haploid cells), conjugation in Spirogyra, reproduction by male and female gametes, external and internal fertilization, alternation of generations: the life cycle of Plasmodium and of a fern · 3 lessons