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DNA mutations happen randomly during division by mitosis. Some of these mutations code for antibiotic resistance. When a bacterial colony is exposed to antibiotics most bacteria without the resistance mut...
Water molecules are polar. This means that one end of the molecule is slightly negatively charged (the oxygen atom) and one end of the molecule is slightly positively charges (the hydrogen atoms). The sli...
There are 3 main phases in the cardiac cycle: Diastole, Atrial systole, Ventricular systole 1.Diastole: -The heart fills with blood as the atria and ventricles relax. -Blood flows from th...
There are 5 stages of mitosis. Prophase, Metaphase, Anaphase, Telophase and Cytokinesis. An easy mnemonic is Pee (on the) MAT Cat. Prophase - 3 things oc...
The electron transport chain is a collection of proteins (complexes), of which there are 4 types, whose purpose is to pump protons into the intermembrane space. These pro...
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