BIO 141 1st Edition Lecture 19Outline of Last Lecture II. PopulationIII. Growth RatesIV. ConservationV. FireVI. BiodiversityOutline of Current Lecture VII. Biodiversity ImportanceVIII. Community InteractionsIX. Human EvolutionCurrent LectureBiodiversity Importance- Economic Argumentso Beneficial wild genetic diversity for cropso Medicinal purposeso Ecosystem services (pollination)o Tourism- Aesthetic arguments- Intrinsic value arguments- Ecological arguments: disrupting communities - Extinction has consequences for other species – the first rile of intelligent tinkering is to save all of the parts- An animal is more than just genetics, it’s the way they interact with the ecosystemsCommunity Interactions- Mutualism- Predation/Parasitism (ringworm)- Competition: negative for both species- Commensalism: one species benefits o Epiphyte: plants that grows on another plant- Keystone species: species has disproportionately large effect on its environment (otter)These notes represent a detailed interpretation of the professor’s lecture. GradeBuddy is best used as a supplement to your own notes, not as a substitute.Human Evolution- Vestigial structureso Tailboneso Little muscles that lift our hair upo Evolutionary
View Full Document
Unlocking...