Anatomy & Physiology
Ch 2 Basic Chemistry
What are the parts of atoms including charges? Nucleus
Protons Positive
Neutrons Neutral
Electron Cloud Electrons
Negative
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
Compare and contrast ionic and covalent bonding. Ionic
Transferring of electrons Covalent
Sharing of electrons Both are types of chemical bonds
An atom with 11 protons and 12 neutrons is an…? Isotope
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.
What are the four types of organic compounds? Carbohydrates Lipids Proteins Nucleic Acids
What are the matching base pairs in DNA? Adenine - Thymine (AT&T) Cytosine - Guanine (Cingular)
Top Related