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Bi 101
1 biology test
| Question | Answer |
|---|---|
| 1 Science | A process of testing hypothesis-statements about how the natural world works. Scientific hypothesis must be testable and falsifiable. |
| 2 Hypothesis | Ideas about how things work. It is a proposed explanation for one or more observations. |
| 3 Experiments | Contrived situations designed to test specific hypothesis. |
| 4 Data | Information collected during hypothesis testing. |
| 5 Controlled Experiments | A |
| 6 Scientific Theory | Explanation of a set of related observations based on well-supported hypothesis from several different lines of research. |
| 7 Bias | Unfair influence on an experiment. |
| 8 Blind experiment | Individual subjects are not aware of of the experiments. |
| 9 Double-blind | Both the research subjects and the technicians performing the measurements are unaware of the hypothesis and the experimental group. |
| 10 Correlations | A relationship between two variables. |
| 11 Primary Sources | Written by the researchers themselves and reviewed within the scientific community. |
| 12 Secondary source | Media reports appear in radio, newspaper, magazines, and or tv. |
| 13 Anecdotal evidence | Advice that is based on one person's personal evidence. |
| 14 Metabolism | All of the chemical processes taht occur in the cells. |
| 15 Homeostasis | A constant internal environment. |
| 16 Solute | A substance that dissolves in liquid |
| 17 Solvent | Liquid in which another substance is dissolved |
| 18 Atoms | The smallest units in which a substance can be broken down into Protons, Nuetrons, Electrons |
| 19 Cohesion | Water molecules stick together as a reult of hydrogen bonding. |
| 20 Hydrophillic | Water loving polar molecules. |
| 21 Hydrophobic | Water hating nonpolar molecules. |
| 22 Covalent Bond | Atoms that share electrons. |
| 23 Carbohydrates | Function: Energy source, plant structure Examples: Starch, Cellulose sugar. |
| 24 Protein | Functions: Structure immunity, Speed up reactions and transport Examples: Enzymes, Hemoglobin. |
| 25 Lipids | Functions: Energy storage, Insulation, cell membrane structure, chemical messanger Examples: Fats, steroids, phospholipids |
| 26 Nucleic Acid | Functions: Blueprint for life, Store genetic information. Examples: DNA,RNA |
| 27 Prokaryotic cells | Small Bacteria, does not have nucleus, contains DNA, |
| 28 Eukaryotic cells | Single-celled organisms,has nucleus, and organelles, |
| 29 Macronutrients | Big nutrients such as water, carbohydrates, proteins, and fats. |
| 30 Micronutrients | Small nutrients that are essential in minute amounts such as vitamins, and minerals. |
| 31 Lactose Intolerance | Enzyme deficiency, unable to digest large amounts of lactose, shortage of enzyme lactace. |
| 32 Metabolic Rate | Measure of energy use. |
| 33 Basal Metabolic Rate | Resting energy use of an awake alert person. |
| 34 Phospholipid Bilayer | Plasma membrane that surronds cells composed of two layers of phospholipids. |
| 35 Active Transport | Transport that uses proteins powered by energy currency ATP. |
Created by:
skellah
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