1. Mitosis and Meiosis Sexual and Asexual Reproduction Biology Fall 2012

2. Objectives Differentiate between asexual and sexual reproduction Identify three types of asexual reproduction Evaluate the relative genetic and evolutionary advantages and disadvantages of asexual and sexual reproduction

3. Sexual and Asexual Reproduction _____________: the process of producing offspring, can be ________ or __________

4. Sexual and Asexual Reproduction ________ reproduction: single parent passes _______ of all of its _______ to each of its offspring ▫No fusion of ________ cells such as ________ _______: individual __________ by asexual reproduction, genetically ___________ to its _____________ Example: _____________, binary fission ▫Do eukaryotes reproduce asexually?

5. Asexual Reproduction ProkaryotesEukaryotes

6. Sexual and Asexual Reproduction ________ reproduction: two parents each form ___________ cells that have one-half the number of _______________ ▫Haploid ________ form _________ offspring ▫“2 halves make a whole” Offspring have ________ of ______ parents Occurs in _______________

7. Sexual Reproduction

8. Types of Asexual Reproduction _________: separation of a ______ into two or more __________ of about equal size ▫__________

9. Types of Asexual Reproduction ______________: body breaks into several pieces, ________ develop into ______ adults ▫_______________

10. Types of Asexual Reproduction ___________: new ________ split off from existing ones ▫_________________

11. Genetic Diversity ____________ reproduction Advantages: ▫_________ and most __________ method of __________________ ▫Allows organism to _________ many _______ with less ___________ Disadvantages: ▫DNA _______ little between _____________ ▫Less _________________ abilities

12. Genetic Diversity ____________ Reproduction: Advantages: ▫Genetic ______________ Disadvantages: ▫Takes more __________ and __________

13. Sexual Life Cycle in Eukaryotes ______ ________: entire _____ in the life cycle of an __________ from one ________ to the next ___________ that undergo __________ reproduction can have one of three types of sexual _______ _________: ▫__________ ▫Diploid (humans) ▫________________ _____ ____________

14. Review True or False: 1.Only prokaryotes undergo asexual reproduction 2.A benefit of asexual reproduction is that it can produce many offspring quickly 3.A disadvantage of sexual reproduction is that it provides genetic variation 4.Humans undergo a diploid life cycle