Animal Mitosis
The Zygote (750x) Pro-metaphase (750x) Metaphase (750x) Metaphase- polar view (750x) Early anaphase (750x) Anaphase (750x) Telophase (750x) Late telophase (750x)
Plant Mitosis
Early prophase (1000x) Prophase (1000x) Metaphase (1000x) Early anaphase (1000x) Anaphase (1000x) Late anaphase (1000x) Telophase (1000x) Late telophase (1000x)
Cleavage
One-cell stage (320x) Two-cell stage (320x) Four-cell stage (320x) Eight-cell stage (320x) A mass of cells (320x) The blastula (320x) Early gastrula (160x) Late gastrula (240x)
Asexual Reproduction
Binary-fission Paramecium (100x) Budding- yeast (900x) Budding- hydra (25x) Sporulation- yeast (1200x) Sporulation- bread mould (10x) Sporulation- fern (300x) Regeneration- Planaria (5x) Vegetative propagation
Binary Fission
Paramecia (10x) Paramecium (100x) Paramecium (100x) Fission begins (100x) The dividing nucleus (100x) The dividing cytoplasm (100x) Two daughter cells (100x) Paramecia- various stages (10x)
Conjugation
Paramecia (100x) Bread mould- gametes forming (160x) Bread mould- mature gametes (160x) Bread mould- gametes to zygote to zygospore (160x) Bacteria- e. coli (60,000x) Spirogyra- conjugation begins (90x) Spirogyra- gametes to zygote (90x) Spirogyra- zygospores (90x)
Chromosomes and Genes in Action
DNA molecule (55,000x) Coiling in chromosomes (2000x) Lamp brush chromosomes (700x) Loop of lamp brush chromosomes (9000x & 15,000x) Giant chromosomes (1000x) Chromosome puffs (250x)/Tagged (250x) Nuclear pores (50,000x) Ribosomes (85,000x)
Meiosis
Primary oocyte- tetrads formed (750x) Primary oocyte- dyads separated (750x) Primary oocyte- tetrads on spindle (750x) Primary oocyte- first polar body forming (750x) Secondary oocyte- chromosomes formed (750x) Mature egg (750x) Pronucleus stage (750x) Zygote ready for first cleavage (750x)