UGA BIOL 1108 - EXAM 5 (20 pages)

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EXAM 5



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EXAM 5

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Pages:
20
School:
University of Georgia
Course:
Biol 1108 - Principles Bio Ii

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BIOL 1108 Edition 1nd Exam 1 Study Guide Lectures 20 25 Lecture 20 November 2 Biosphere and Abiotic Conditions Learning Objectives Understand why we study organisms in relation to their environments Understand the influence of abiotic conditions on things such as the distribution of species Consider similarities and differences among terrestrial and aquatic biomes In The News Do we choose our friends because they share our genes People may be similar to one another through sharing smells in different environments Starbucks Effect People tend to be friends with others that have different immune systems in order to gain an extra covering of protection Friends tend to share the same genetic complexion to our 4th cousins Homophily tendency to interact with individuals similar to self o Genetic makeup o There are 4 hypotheses for hemophilic friends Geographic proximity Choose friends of similar genotypes Choose particular environments Be chosen by third parties or selected in specific environments Heterophily tendency to interact with individuals dissimilar to self In a hunter gatherer group the number of social ties and gifts given was more than expected by random chance o Characteristics that hunter gatherer campmates and gift givers receivers had in common and variation in cooperation Relationship of gut microbes to mammal diet taxonomic group and geographic location provenance Friends had a higher number of genes in common and fewer numbers of genes that were opposite of their friends o Genetic similarities and differences Similar Olfactory Linoleic acid metabolism o In gene expression Different Immune system process ECOLOGY As an organism what constitutes your world the current environment Why do we study organisms relative to their environments Ecology the study of organisms at their environment o Ecology tends to be studied at different levels Organism ecology Population ecology Communities ecology Ecosystem ecology Landscape ecology DISTRIBUTION AND ABUNDANCE



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