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Name ______________________ Date ___________ Meiosis also known as_______________________ Sex cells •Are different from regular cells b/c they have ______________________________________ Sexual reproduction •When a new organism is formed when _________________________________________ •Organisms that reproduce in this way have special SEX CELLS (______________________) The sex cells are called ____________________ Female ____________ is an ___________ Male gamete is _________________. What makes these cells special??? •___________________________________________________________________ Meiosis the basics •The process of ______________ division that produces sex cells •There is Meiosis I and Meiosis II. •In the end, there are ______________________________(not 2 like mitosis) each with half the # of chromosomes COPY DIAGRAM (on the back of this sheet) Meiosis video-watch Fertilization •Is the joining of _____________________________________ •is the fusion of ____________________to produce a new organism More definitions •Zygote When sex cells join, this is what it is called •Zygotes are ______________ while gametes are ________________ Fertilization …….. again •The union of male and female ________________ to form a zygote, •The cell resulting from the fusion is called a zygote •The resulting cell is ___________________ (has 2 sets of chromosomes) What do we call these new cells? Cells could be referred to as either: •______________ = the normal # of chromosomes in a cell •_____________ = half the # of chromosomes as the original cell Fruit fly Horses Cat Pea Plant Haploid 4 30 ___ 7 Diploid 8 60 38 ___