BIO 120  EXAM #3 REVIEW SHEET
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This page was last updated on:  20 November 2006


Chapter  12:  PROCESSES OF EVOLUTION
1.  Understand the roles these people played in the development of Darwinian evolution:
             a) Aristotle,      b) Jean Lamarck,         c) Archbishop James Usser,         d) Charles Darwin.

2.  Understand the components of Natural Selection and what "fitness" means in biology.

 

Chapter  13:  EVOLUTIONARY PATTERNS, RATES, AND TRENDS
1.  Understand how these provide supporting evidence for evolution:
            a) fossils,     b) homologous structures,     c) vestigial organs,     d) comparative embryology,      e) molecular biology  (DNA).

2.  Understand the basic definitions of "species" and "microevolution".

3.  Understand and give examples of the mechanisms that can lead to a new species.

4.  Explain how these geographic isolations can lead to a new species:  a) rivers,     b) glaciers & deserts,     c) plate tectonics / continental drift.


Chapter  14:   EARLY LIFE

1.  Be able to explain the basics of Miller and Urey's experiment to duplicate the possible origin of biological molecules and what they found.

2.  Be able to fully describe and explain the following aspects of Bacteria biology:
            a) relative size,     b) internal structures,     c) reproduction,      d) roles in the environment

3.  Be able to fully describe and explain the following aspects of Virus biology:
            a) relative size,     b) internal structures: (i) protein envelop,  (ii) capsid,  (iii) genetic material,  
             c) virus life cycle:  (i) Lytic Stage,      (ii) Lysogenic Stage

4.  Be able to compare and contrast each of the following types of viruses and give example of each:
            a) DNA viruses,     b) RNA viruses,     c) retroviruses,               

5.  Understand and describe the following aspects of HIV:
            a) what it is,     b) how it works,     c) how a person dies from it.            

6.  Understand and describe the following aspects fighting infections:
            a) how antibacterial soaps work,     b) how drug resistant diseases evolve.


Chapter  18  -or- 28:  POPULATION ECOLOGY

1.  Understand and apply what each of these concepts are and how they relate to each other:
             a) population,     b) exponential growth,      c) sigmoidal –or- logistic growth,     d) carrying capacity.

2.  Give examples of the following and explain how these relate to carrying capacity
             a) density-dependant population limiting factors       b) density-dependant population limiting factors.

3.  Be able to draw and interpret age-distribution graphs for:
             a) increasing populations,   b) decreasing populations,              c) stable populations.

4.  Know the current human population level and its doubling time.  Be able to explain how this will effect the availability of resources (food, water, living space, jobs) for future generations.

Chapter  19  -or- 29:  COMMUNITY STRUCTURE AND BIODIVERSITY
1.  Understand each of the following concepts and how they relate to each other:
             a) biosphere,     b) ecosystem,     c) biotic factors,     d) abiotic factors,     e) community,     f) ecology.

2.  Know the 4 attributes of habitat.

3.  Comprehend and give examples for these types of heterotroph foraging associations:
             a) predation,      b) symbiosis,       c) parasitism,    d) comensulism,     e) mutualism.

4.  Understand and be able to apply the concepts of: a) niche,    b) competitive exclusion principle.

5.  Understand and be able to apply the concepts of:
             a) ecological succession,     b) primary and secondary succession.

 

Chapters  20 & 21  -or-  30 & 31:  ECOSYSTEMS  &  BIOSPHERE
1.  Understand and apply the concepts of trophic levels to these:
             a) autotrophs,      b) heterotroph,     c) herbivore,     d) carnivore,     e) omnivore,     f) producers and consumers.

2.  Comprehend, apply, and associate to each other, the following:
             a) energy pyramid,     b) energy transfer between trophic levels,      c) food pyramid     d) biomagnification     e) food web.

3.  Understand the causes of and impacts from the following:
             a) water pollution,     b) acid rain,     c) greenhouse effect/global warming ,    d) ozone hole & CFCs,    e) biomagnification,   f) solid waste,         g) rain forest destruction,         h) species extinction.
 

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