Natural History

 Algal Life Histories (25 points). Discuss the life histories of unicellular and multicellular algae. Include in your answer the unicellular alga Chlamydomonas, and the three multicellular algae: the green alga, Ulva, the red alga, Polysiphonia, and the brown alga, Fucus. Using your choices of examples from these organisms, include in your discussion:

a. the sequence of stages in the life histories of algae

b. a description of the alternation of haploid and diploid generations,

c. the benefits of haploid and diploid generations under different conditions; under what conditions is it better to be haploid? Under what conditions diploid?