Human Anatomy & Physiology Chapter 2: Chemical Basis of Life Jeopardy
Chemical Constituents Nucleic Acids and Proteins Atoms Reactions Chemical Constituents Nucleic Acids and Proteins Carbs and Lipids Vocab 1 2 3 4 5
Atoms
The center of an atom that contains vital material What is the nucleus?
The smallest particle of an atom that determines the reactivity What is an electron?
The term that refers to the number of protons found in an atom What is atomic number?
Relatively large particles that can leave or join an atom without changing the element What is a neutron?
What is atomic mass or atomic weight? This number changes, so the average is found to represent each atom on a periodic table What is atomic mass or atomic weight?
Reactions
A reaction that builds material from small compounds What is a synthesis reaction?
What is a reversible reaction? A reaction that is a continuous cycle of building and breaking down material What is a reversible reaction?
Compounds recombine with different elements What is an exchange reaction?
Determines the number of each type of element needed when combining atoms What is valence?
Represent the energy levels of elements What are electron shells?
Identifying Chemical Constituents
An amino acid is an example of this chemical constituent What is a protein?
A phospholipid is this type of nutrient What is a lipid?
An example of this basic nutrient group is a polysaccharide What is a carbohydrate?
RNA is this type of cellular compound What is nucleic acid?
An enzyme is this type of chemical component What is a protein?
Nucleic acids and proteins
Contains ribose What is RNA?
An identifying marker of a cell What is an antigen or receptor?
This is unique to DNA What is thymine?
A protein that digests DNA or other proteins What is an enzyme?
The terms for the four letters of the genetic code (DNA) What are Adenine, Cytosine, Guanine and Thymine?
Carbohydrates and Lipids
The term for a simple sugar What is a monosaccharide?
The phosphate portion of a phospholipid What is the hydrophilic head?
When the carbon atoms in a fatty acid chain are bound to the maximum number of hydrogens What is a saturated fat?
Always contain carbon, hydrogen and oxygen What is a carbohydrate?
This compound makes up the plasma membrane of a cell What is a phospholipid?
Vocabulary set one
Any compound that contains both carbon and hydrogen What is organic?
Has a pH of 7.0 to 14.0 What is a base?
Released by acids, especially when mixed with water or a base What is a H+ ion?
A term for material that is insoluble in water What is hydrophobic?
A connection formed by sharing electrons What is a covalent bond?
Vocabulary set two
Something that will be dissolved What is a solute?
Atoms that gain or lose electrons in order to become charged What are ions?
Elements that are so reactive, they are RARELY found alone What are diatomic molecules?
Without being used, these chemicals affect the rates of reactions What are catalysts?
A form of an element that often is used to identify cancer What is an isotope?