Principles of ecology.This chapter has a lot of definition need to be know. Abiotic factor are non living part of enviroments such as temperature water sunlight wind rocks and soil periodic disturbances https://classconnection.s3.amazonaws.com/665/flashcards/2470665/png/abiotic_factor1362439889644.png Homeostasis is dynamic balance of processes,materials and organisms in the ecosytem and biosphere Microbes also have roles in the ecosystems oxygen producer. Half of oxygen produce by blue-green algae in the ocean.I wonder how this algae can produce oxygen?Does it has same process as in tree? fix nitrogen in the atmosphere into usable form recyclers of dead materials source in food chain contribution to evolution:remove weaker species through infections What I have learn: -Ecology is the systematci study of organisms and their interactions with enviroment -Example of decomposer is fungi -blue-green algae produce oxygen
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8/5/15 We do a quiz about prokaryotes today.This quiz was answered in group.There are only four group that participate in this quiz because there are many student that are absent today so all the student that present is divided into four group.This quiz help me to remember back what I have learn last semester and also applied the knowledge that I have learn on the question that we have not study yet. What I have learn: -Strong enzyme need to degrade envelope -The component of envelope is different for gram negative and positive bacteria and archae. -Chitin responsible for asma in human.
What I have learn
The first chapter of microbial ecology is The principles of ecology. When learning this chapter, I just realized that ecology is a big subject that has many principles and disciplines. I also learn about strategist microbes used that is r and k. r strategist has high reproductive rates while k strategist is more to adaptation. Another important aspect covered is homeostasis. Autotrophic succession happen when P:R> 1. P stands for photosynthesis, while R is respiration. Autotrophic succession cause accumulation of biomass. When P:R< 1, the situation is known as heterotrophic succession where consumption of organic matter is more than the production. When studying next topic,Microbial Group and Microbial Nutrition Metabolism it is a bit repetition on what we have learn before this. In microbial group I discover few microbes on certain habitat based on their microbial group.While in Microbial Nutrition Metabolism I learn ...