BIOL 1002 Study Guide - Midterm Guide: Stamen, Circadian Rhythm, Axillary Bud
Document Summary
Taxis means bacteria is moving: positive taxis moves towards something, negative taxis swims away from something, positive chemo taxis swims towards a beneficial chemical, positive photo taxis swims towards light, negative photo taxis swims away from light. Reproduction: primarily asexual in the form of binary fission, prokaryotes generally have circular chromosomes, eukaryotes have linear chromosomes, eukaryotes use mitosis and miosis but prokaryotes use nuclear fission, sexual in the form of conjugation using plasmids. Energy sources: autotrophs using photosynthesis or chemosynthesis, make their own food photosynthesis or chemosynthesis, photosynthetic live in aquatic environments, microbes living in water make up 70% of the world photosynthesis, heterotrophs including symbiotes, eat their food, some have symbiotic relationships with plants: Relationship between 2 spcies where they live very closing together: mutualistic relationship: it is beneficial for both, parasitic relationship: symbiotic relationship where one benefits and the other is harmed, commencealistic relationship: where one is benefitted and the other is neither harmed or helped.
