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BIO - Growth and Development.....................

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Question;Question #1Describe how both growth and development depend on the cell cycle. How do these outcomesdiffer and how are they the same? Your description and explanation should include how genesand chromosomes are involved.Post your primary response and support your statements with references. Your primary postshould be at least 125 words or so.Question #2The trillions of cells in your body originated with a fertilized egg. In order to develop and grow, thesomatic cells experienced mitosis, while the gametes, specialized for reproduction, are the resultof meiosis.Two different processes of cell division, meiosis and mitosis, have evolved over time. Both ofthese are involved in cell division, but their results are distinctly different. Explain how theprocesses of meiosis and mitosis differ and how the outcomes are different. Offer an explanationwhy two different processes are needed. Post your primary response and support yourstatements with references. Your primary post should be at least 125 words or so.Question #3An organisms phenotype is determined by its genotype. The genotype is inherited from itsparents and the phenotype may be shaped by environmental influences. For example, anindividual may have inherited genes that would lead to being taller than average. However, if theindividual does not receive proper nourishment, then the influence of the genes may not be fullyrealized and the individual may be shorter than average.Pick a trait that you can see in either a plant or animal. Explain how the alleles determine thephenotype for that trait and then describe how the environment might influence the phenotype.Please try to use a specific example that is not already explained.Post your primary response and support your statements with references. Your primary postshould be at least 125 words or so.

 

Paper#62583 | Written in 18-Jul-2015

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