LIFESCI 1 Study Guide - Midterm Guide: Ecological Niche, Peripatric Speciation, Cladistics
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Chapters 1, 21, 22, 23, 25, and 26. What is involved in the scientific method? (a) observation (b) hypothesis (c) predictions (d) experiments (e) theory theory i. ii. If results don"t support hypothesis, then reject or revise hypothesis if results support hypothesis after many experiments, then hypothesis will become a theory. How are hypothesis accepted or rejected? (a) if results don"t support hypothesis, then reject or revise hypothesis (b) if results support hypothesis after many experiments, then hypothesis will become a. A. entropy can decrease inside a cell if the entropy increases outside the cell (release heat into the environment = decrease entropy in cell) How does natural selection lead to evolution? (a) variations in population over time are selected for or against. What two aspects contribute to variation in a population, and which of these are heritable? (a) environmental i. due to differences in surroundings (ex.
