Organismal Development Part 2 Fungus and Plants

Lifestyles Based on Chromosomal Content Key Haploid Diploid Haploid multicellular organism (gametophyte) Haploid multicellular organism Gametes n n Mitosis n Mitosis Mitosis n Mitosis n n n n n n Spores n MEIOSIS FERTILIZATION n Gametes Gametes n MEIOSIS FERTILIZATION MEIOSIS FERTILIZATION Zygote 2n 2n 2n 2n Diploid multicellular organism (sporophyte) Zygote 2n Diploid multicellular organism Mitosis Mitosis Zygote Animals Plants and some algae Most fungi and some protists

Sexual Reproduction in Fungus

Lifestyles Based on Chromosomal Content Key Haploid Diploid Haploid multicellular organism (gametophyte) Haploid multicellular organism Gametes n n Mitosis n Mitosis Mitosis n Mitosis n n n n n n Spores n MEIOSIS FERTILIZATION n Gametes Gametes n MEIOSIS FERTILIZATION MEIOSIS FERTILIZATION Zygote 2n 2n 2n 2n Diploid multicellular organism (sporophyte) Zygote 2n Diploid multicellular organism Mitosis Mitosis Zygote Animals Plants and some algae Most fungi and some protists

Alternation of Generations with released spores

Alternation of Generations with retained spores

Students planting tree fragments in the rainforest

Plant Cutting in water to take root

Plant Grafting

. Just a few parenchyma cells from a carrot gave rise to this callus, a mass of undifferentiated cells. The callus differentiates into an entire plant, with leaves, stems, and roots.

Apoptosis in Vascular Tissue - Xylem