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Published byRichard Freeman Modified over 11 years ago
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Anatomy & Physiology Ch 2 Basic Chemistry
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What are the parts of atoms including charges? Nucleus Protons Positive Neutrons Neutral Electron Cloud Electrons Negative
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What role do oxygen, calcium, and magnesium have in the body. Oxygen Most abundant element in body, cellular respiration Calcium In bones and teeth Magnesium In bones and involved in enzyme activity
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Compare and contrast ionic and covalent bonding. Ionic Transferring of electrons Covalent Sharing of electrons Both are types of chemical bonds
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An atom with 11 protons and 12 neutrons is an…? Isotope
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What is the difference between a molecule and a compound? Molecule: two or more of the same kind of atoms combined. Compound: two or more different kinds of atoms combined.
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What are the four types of organic compounds? Carbohydrates Lipids Proteins Nucleic Acids
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What are the matching base pairs in DNA? Adenine - Thymine (AT&T) Cytosine - Guanine (Cingular)
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