What substances were likely to have been around when life first began?
What conditions were these substances likely to have been exposed to for life to begin?
How many different theories of the origin of life were presented in this video?
How do you think that the separation of the internal life of the first cell and the external environment accomplished?
Why was this separation important?
justify the dependence of life on the sun and the interdependence of living things and their chemistry. People who do not understand the relationships between biological processes on the planet may roll their eyes at the statement, "Life on this planet is a delicate balance." What evidence have you found in this course so far to support this statement? Consider:
The relationship between the sun, autotrophs, and heterotrophs.
The relationship between photosynthesis and cellular respiration.
The relationship between oxidation and reduction reactions.
The production and consumption of ATP during photosynthesis and cellular respiration.
Perhaps you an /or your significant other is a carrier of a harmful recessive trait, such as cystic fibrosis. What would you do when considering having children? Would you hope for the best and ignore the situation or would you see a genetic counselor or what? 2. Choose a genetic disorder other than those discussed in the class notes and tell us about it. You should include effects, survival rates etc. Only 3 persons may use the same disorder, so choose wisely.
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