Biology

1.    Choose 2 essay topics from the list of 4 topics given.
2.    Answer each essay question in 1 to 2 paragraphs. Give examples when indicated.

Essay topic #1:  The Maintenance systems of the body are the Digestive, Respiratory and Urinary systems. Pick one of these three organ systems and explain in detail how it helps to maintain Homeostasis in the human body.

Essay topic #2: Explain the concept of Carrying Capacity and why it is important that the global human population does not exceed carrying capacity.

Essay topic #3: Define the term Keystone Species, and provide an example of a Keystone species, and how it relates to its particular ecosystem.

Essay topic #4: The publication of Darwins book The Origin of Species, in 1859, is considered to be the date that Biology became a modern science. Describe Darwins ideas that are central to modern biology, and explain why they transformed biology. (This question is based on readings in Plato to Darwin to DNA.)

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