haploid, the zygote representing the only diploid cell in their life cycle, ... This means that a Volvox individual can be made up of cells of four differ- ...
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www.jstor.org/stable/2458503
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to produce dormant, diploid zygotes that are able to survive adverse conditions. ... Volvox? In most close relatives of. Volvox, all cells first execute ...
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www.unbf.ca/vip/papers/kirkquickguide.pdf
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3. Chlamydomonas: alternates between haploid and diploid cells ; 4. Volvox: colonial cells specialized for movement and reproduction ; 5. filamentous Spirogyra: forms conjugation tubes for cell content exchange...
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www.psd70.ab.ca/sgchs/biology/protista.html
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the sexual cycle is initiated by a heat shock that causes the somatic cells of the asexual Volvox spheroid to produce the sex-inducing pheromone; the level of pheromone is then further amplified by the ability of sperm cells to produce more ... The resulting diploid zygotes have tough cell walls that can resist drying,
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www.metamicrobe.com/volvox/
www.metamicrobe.com/volvox/
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during asexual reproduction, some cells of volvox divide, bulge inward and produce new colonies called daughter cells that are initially held within the parent colony ... Each scale (microsporopyll) of the male cone bears a microsporangium, which in turn produces diploid microspore mother cells.
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www.fiu.edu/~biolab/midrev.htm
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This section is for questions regarding cellular organelles, functions, and how cells interact with each other. This section also covers topics of genetics such as variation, pedigrees, Mendelian genetics and mutations. ... Meiosis is a process to convert a diploid cell to a haploid gamete, and cause a change in the...
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wiki.answers.com/Q/FAQ/3185-12
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Volvox is a spherical multicellular green alga, which contains many small biflagellate somatic cells and a few large, ... it is used to produce dormant, diploid zygotes that are able to survive adverse conditions. During all active phases, Volvox (like other green algae) is haploid and reproduces asexually.
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scienceweek.com/2004/sb040924-1.htm
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20. How can the cells in a Volvox colony coordinate movement? 21. “Sea lettuce” is a multicellular alga known as . Reproduction in Green Algae (pages 512–514); 22. What occurs in the process known as alternation ... a. If conditions become unfavorable, cells release gametes. b. Paired gametes form a diploid zygote.
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www.pearsonschool.com/live/customer_central/microsite/c...
www.pearsonschool.com/live/customer_central/microsite/cafreelearning/science/Biology/Biology/Bio/Chapter_20/brgs6204.pdf
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--no multicellular diploid body in Chlorophyceae. ... --ln some Volvox, these cells involved in asexual reproduction may lack flagella--unlike the vegetative cells.
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www.d.umn.edu/biology/courses/bio3601/outlinefeb15.htm
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