100%(4)4 out of 4 people found this document helpful
This preview shows page 1 - 3 out of 7 pages.
BIOL1011K, Introduction to Biology [Fall 2018] Mid-Term Exam Study Guide Units 1-4 Use the following list of topics to prepare for the final examination. The topics listed below coincide with the textbook’s chapters. Be familiar with: I.Introduction to Biology a.The Levels of Organization i.Cellstissuesorgansorgan systemsorganismpopulationcommunityecosystembiosphere Atoms, molecules (macromolecules), organelles, cells (prokaryotes / eukaryotes), tissues, organs, organ systems, organisms, population, community, ecosystem, biosphereb.The Characteristics of Living Things -Composed of one or more cell.- Reproduces using DNA.- Obtains energy from their and environment. (support metabolism)- Senses their environment and responds towards it.- maintains constant homeostasis. (internal environment)- Can evolve as groupsi.Properties of Life- order, sensitivity or response to stimuli,reproduction, adaptation, growth and development, regulation, homeostasis, energy processingii.Prokaryotes-a unicellular organism that lacks a nucleus orany other membrane-bound organelleiii.vs. Eukaryotes- an organism with cells that have nuclei and membrane-bound organellesc.The Process of Science i.Experimental design (the role of a control)- A part of the experiment that does not change.A control is used to establish a
baseline to compare the results of the main experiment to.Having a control group rules out any environmental variables,such as temperature and humidity, from affecting the conclusion of the experiment.ii.Definition of a theory- a thoroughly tested and confirmed explanation for observations or phenomenaiii.Definition of a hypothesis- a hypothesis is a suggested explanation that can be tested. and what make a hypothesisvalid-A hypothesis must be testable to ensure that it is valid