1.23.06 L42 - • Results of Asexual Reproduction o...

Info icon This preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
January 23, 2006 Life cycles: Asexual (absolutely necessary) and Sexual reproduction (must-have) Asexual Reproduction: ProkaryoteS reproduce via binary fission Eukaryotes reproduce via mitosis …differentiation NO MEIOSIS Grass Slide o Ramet – iterated structure o Genet – Sum of all ramets o Examples: grass, aspen trees, etc. Why Asexual Reproduction Matters: o Rapid Population Expansion Asexual: Start with one cell, and by the end of 4 gens, you have 8. Sexual: Start with 1F 1F, 1M, but male can’t produce, so if this pattern continues, you only have 1 female after 4 gens.
Image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: • Results of Asexual Reproduction: o Colonies (all the ramets stay connected) Examples: protists, plants, animals, fungi. (usually sessile) o Clone (the ramets don’t stay connected) i.e. anemone. Sexual Reproduction: • Always has Meiosis and Fertilization • Always has a diploid stage • Diploid (2n) meiosis haploid (n) Fertilization Diplod (2n) • Why is matters o Lotsa genetic variability. o Resistance to external perturbations (i.e. environmental changes) First Lab Reading: p. 177-190...
View Full Document

{[ snackBarMessage ]}

What students are saying

  • Left Quote Icon

    As a current student on this bumpy collegiate pathway, I stumbled upon Course Hero, where I can find study resources for nearly all my courses, get online help from tutors 24/7, and even share my old projects, papers, and lecture notes with other students.

    Student Picture

    Kiran Temple University Fox School of Business ‘17, Course Hero Intern

  • Left Quote Icon

    I cannot even describe how much Course Hero helped me this summer. It’s truly become something I can always rely on and help me. In the end, I was not only able to survive summer classes, but I was able to thrive thanks to Course Hero.

    Student Picture

    Dana University of Pennsylvania ‘17, Course Hero Intern

  • Left Quote Icon

    The ability to access any university’s resources through Course Hero proved invaluable in my case. I was behind on Tulane coursework and actually used UCLA’s materials to help me move forward and get everything together on time.

    Student Picture

    Jill Tulane University ‘16, Course Hero Intern