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Intro. to Biology

Biology Themes, Microscopes, Experimental Design

QuestionAnswer
Theme - Scientists study nature using the scientific method. Scientific Inquiry
Theme - All organisms are made of cells or are a cell themselves. Cellular Basis of Life
Theme - Living things need to be able to convert energy for survival. Energy and Life
Theme - Organisms are similar to their offspring because they share DNA. Inheritance and Heredity
Theme - Understanding nature has benefits for humans in many ways. Science and Society
Theme - Shape and structure of a body part influences the way that body part works. Form and Function
Theme - Living things try to control their internal environment (body temp., hormones, enzymes, etc.) Regulation
Theme - All organisms depend on their surroundings for survival. Interaction with the Environment
Controls the amount of light that reaches a microscope slide. Diaphragm
Brings the object into focus Coarse Focus
Used to make detailed adjustments to the focus of a microscope. Fine Focus
Group of lenses that can be rotated to change the magnification of the specimen. Objective Lenses
Lens used to look through the microscope (10x) Eyepiece
Control Group in an experiment used for comparison to other group(s) treated with a variable.
Independent Variable Variable that is controlled by the experimenter and often comes first in an experiment.
Dependent Variable The variable that is measured as a result of the independent variable.
Constant Any part of an experiment that is kept the same among groups
Created by: cb223
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