Biology 1001A Lecture Notes - Wrasse, Zygote, Amphiprioninae
4 Sep 2013
School
Department
Course
Professor
Document Summary
Cnemidophorus uniparens every organism is born female. Recombination leads to genetic diversity (generate new combinations of alleles) independent assortment. Exception: armadillos always produce 4 genetically identical offspring (quadruplets) Polyembryonic wasps produce a single zygote which develops and fragments into thousands of embryos results in the production of a wide variety of offspring genotypes. Sex = recombination reproduction is not sex, you can reproduce without sex in a lot of cases (ex. Facultatively sexual option of reproducing sexually through flowers or asexually. Obligately asexual do not have the option of sexual reproduction ex amazon molly recently descended by sexually reproducing species dioecious two households male and female functions are housed in two different individuals. Each individual is male or female, not both ex. Ash trees, humans, many mammals monoecious hermaphroditic, every individual has both male and female function ex. Very common in a lot of plant species. Bluestreak wrasse can change from female to male at a given time.
