BLG 230 Study Guide - Final Guide: Heterotroph, Chlorophyll, Starch

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28 Sep 2015

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The first life form was in sedimentary rock and it was 3. 5 billion years old. The microfossils consists of several kinds of small and simple filamentous microorganisms resembling bacteria. Theory (use your theory to make predictions) predictions (design an experiment to test your prediction) . Experiment (perfrom the experiment) observation (after observing the results of the experiment create or modify the theory) What are the 5 characteristics of plants: has to possess chlorophyll a, has to posses chlorophyll b, has plastids (plastids have two membranes, stores starch, possess cellulose in the cell wall. Life emerged only once on earth and all living things share a common ancestor. What are the 4 characteristics of life: cellular organization, ability to reproduce, ability to grow, ability to pass on parental characteristics to subsequent generations (heredity) Autotrophs make their own organic molecules from simple inorganic material. Includes certain protists and bacteria and most plants. Heterotrophs consume organic compounds produced by external sources.

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