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Parthenogenesis

Parthenogenesis

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Parthenogenesis

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  1. Parthenogenesis Virgin Birth

  2. Normal Sexual Reproduction (humans) Female gamete 23 chrom. Male gamete 23 chrom. Human child 46 chromosomes

  3. Parthenogenetic Reproduction Female gamete 23 chrom. Female gamete 23 chrom. Parthenogenetic offspring 46 chromosomes

  4. Bdelloid rotifers (Bdelloidea species) Photo: Wim van Egmond/Visuals Unlimited Inc. Freshwater water flea (Daphnia magna) Photo: Wikipedia

  5. Cape honey bee (Apismelliferacapensis) Photo: Animals Animals/Superstock Marmorkrebs (marbled crayfish) Photo: Wikipedia

  6. New Mexico whiptail (Aspidoscelisneomexicana) Photo: National Prk Service Komodo dragon (Varanuskomodoensis) Photo: wikipedia

  7. Boa constrictor (Boa constrictor) Photo: Tom Brakefield/Stockbyte Vietnamese walking sticks (Medauroideaextradentata)

  8. Bonnethead shark (Sphyrnatiburo) Photo: iStockphoto/Thinkstock Zebra shark (Stegostoma fasciatum)

  9. Coral catshark (Atelomycterus marmoratus) Coral catshark egg found in O15 March 2013

  10. Potential: Advantages Disadvantages Decreased genetic variability • Ability to procreate without males • Stem cell research?