Lower Autotroph Life Histories

Lower Autotroph Life Histories

Lower Autotroph Life Histories Discuss the life histories of (1) the unicellular alga, Chlamydomonas, (2) the multicellular alga, Macrocystis, (3) mosses, and (4) ferns. Include in your discussion:

  1. the sequence of stages in the life histories of each organism and their reproductive structures
  2. a description of the alternation of haploid and diploid generations,
  3. the benefits of haploid and diploid generations under different conditions. Under what conditions is it better to be haploid and what conditions favor the diploid condition?
  4. the adaptations of mosses and ferns for life and reproduction on land and the limitations they still experience



Notes: Although there is a minimum word count of 1,000 words for this essay, you will find that it is likely going to require more than the minimum to fully answer the question. You must list all of your sources (at least five) in a References section at the end of the essay. You may not copy or quote from any source. All information must be re-written in your own words. Essays must be submitted by the due date and time for full credit.


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