BIO 100 CheckPoint: Mitosis and Meiosis Recent

CheckPoint: Mitosis and Meiosis
Resources: Ch. 5 of Bioinquiry and student companion Web site
Due Date: Day 4 [Individual forum]
· Review section 5.1 of Bioinquiry and the videos entitled “Chromosomes,” “Chromosome Replication,” “Mitosis,” and “Meiosis” at http://higheredbcs.wiley.com/legacy/college/pruitt/0471473219/bioinquiries/ch05/bioinquiry_section_5_1.html
· Post a 200- to 300-word response explaining why the process of mitosis and meiosis are both important to a living organism. When would an organism need to undergo the process of mitosis? Meiosis? What would happen if meiosis did not occur?

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CheckPoint: Origin of Life
Resource: Ch. 9 of Bioinquiry
Due Date: Day 4 [Individual forum]
Read Ch. 9, section 9.1, How Did Life Originate?
· Research a theory about the origin of life on Earth other than the one summarized under Piecing It Together on p. 247 of the text.
Use the following key words and Web sites to assist you with your search:
o Origin of life
o Panspermia theory
o Hydrothermal vent and origin of life
o Prebiotic world
o http://www.chem.duke.edu/~jds/cruise_chem/Exobiology/sites.html
o http://www.talkorigins.org/faqs/abioprob/originoflife.html
· Post a 300- to 400-word response to the following: Describe and evaluate both the origin of life theory summarized in Piecing It Together on p. 247 and the other theory you researched at the beginning of this CheckPoint. Be skeptical when reviewing the theories. Skepticism is the hallmark of any scientific effort. Ask the following questions about each theory:
o Where is the evidence to support this claim?
o Is there any data on which to base their claim?Resources: Appendix B and Ch. 2 of Bioinquiry
Due Date: Day 5 [Individual forum]
Review Ch. 2 of the text. Refer to Appendix B under Week Six, for more information on the different types of evolution.
Post a 200- to 300-word response to the following:
o Humans shape their environment in ways that other organisms cannot. Are humans subject to the same pressures of natural selection as other organisms? Why or why not?
o Provide an example of convergent and divergent evolution, adaptive radiation, and co-evolution. Then, respond to the following:
Choose one of the examples you provided and discuss the implications this example may have for future humans.
BIO 100—Introduction to Life Science with Lab
Course Syllabus Page 20
Cite outside sources in APA format if applicable.