8 What is Meiosis? Makes more sex (reproductive) cells Sperm (in men) Eggs (in women)
9 Who cares? No meiosis, no fertilization. No fertilization, no offspring.No offspring, no future.
10 Sperm cells carry genes that code for the father’s traits. Meiosis in males:Produces sperm cells in the testesThis process is called spermatogenesisSperm cells carry genes that code for the father’s traits.
11 Egg cells carry genes that code for the mother’s traits. Meiosis in females:Produces egg cells in the ovariesThis is called oogenesisEgg cells carry genes that code for the mother’s traits.
12 Sperm and egg cells are: Haploid (1n)Reproductive Cells (x y)Also called Gametes
23 Meiosis Mitosis Makes more cells. Divide Once = Four Phases: 2 Diploid Cells (2n)Four Phases:ProphaseMetaphaseAnaphaseTelophaseMakes more sex cells. (Sperm & Egg)Divide Twice=4 Haploid Cells (1n)Two Major Phases:Meiosis IMeiosis II
24 Please answer in complete sentences on a blank piece of paper. Critical Thinking:Please answer in complete sentences on a blank piece of paper.
25 Answer the following questions: Explain a time when you have never felt so much pain. How did mitosis help you get through it?Why do you think meiosis is important to production agriculture & animal science?
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