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76Biology I: Molecular and Cells - Study Guides
Class: Biology I: Molecular and Cells (BIOL 110 – 4 Credits) Course Description: Serves as the introductory course for Biology and Pre-Allied Health majors and is the prerequisite course for Anatomy and...
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80Hemoglobin Levels and Abnormalities
Hemoglobin is the protein molecule in red blood cells; it picks up oxygen from the lungs and delivers it to the body's tissue to maintain the good condition of cells. Although hemoglobin functions primarily...
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68Obesity Hypothesis
In recent years, obesity has come to be an increasingly massive problem. In the past twenty years alone the average BMI for an American has doubled. But what caused this appalling increase in obesity. The...
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63Microwave Ovens explained
Most everyone has used a microwave oven. However, do you really know how it works? I am going to explain what is actually happening to your food as it is being heated. Hopefully after reading this you will...
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63Photosynthesis and Early Earth
Imagine a hypothetical situation in which photosynthesis did not occur on Earth and therefore there wasn’t any oxygen in the atmosphere. What would the Earth look like? One thing that is for sure is that...
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62Do you know what's in your swimming pool water?
When I was a kid, I can remember every summer we lived in the swimming pool, but do you know what's in the water? The City of Phoenix had to close all 21 of its public pools last summer because swimmers were...
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66Intermolecular Forces of Attraction
So far we have discussed only intramolecular forces - the forces that hold atoms togethwe within molecules. There are also forces of attraction that draw molecules toward one another. These are known as...
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63Chemiosmosis and the Krebs Cycle
Chemiosmosis is the movement of protons across a permeable membrane. This process occurs through the use of energy given off by removing electrons off of food molecules. Chemiosmosis helped to define how...
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70Rigid Rotor
The simplest model of a diatomic molecule is a rigid rotor or “dumb-bell” model in which the two atoms of mass m1 and m2are considered to be joined by a rigid, weightless rod. The allowed energy levels...
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61How To Enhance Teeth Whitening Effects
Not every person gets a set of nice fair smile that is untouchable to unslightly discolorations from wine and smoking. If you are like me with not very fascinating teeth shades, do not worry as there are...
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