Biology 103 Chapter 3 Questions and Answers 100% Pass

Biology 103 Chapter 3 Questions and Answers 100% Pass What are the primary components of organic molecules? Carbon and Hydrogen What are the characteristics of organic molecules? They have covalent bonds, can have many atoms, and are often associated with living things. What are the characteristics of inorganic molecules? They have ionic bonds, typically consist of a small number of atoms, and are often associated with nonliving matter. What are functional groups in organic chemistry? They are groups of atoms that can be added to C-H chains. What is the term for molecules composed of carbon and hydrogen that repel water? Hydrophobic What is the term for molecules with functional groups that are attracted to water? Polar and hydrophilic Which compound is contained within a hydroxyl group? Alcohol What compounds are contained within a carbonyl group? Aldehyde and Ketone What compound is contained within a carboxyl group? Carboxylic acid What compound is contained within an amino group? Amine What compound is contained within a phosphate group? Organic phosphate What occurs when molecules have the same molecular formula but different structural formulas? They exhibit isomerism. What is a single unit of a substance called? Monomer What happens when many monomers are combined? They form a polymer. What type of reaction involves the removal of water molecules? Dehydration reaction What type of reaction is a synthesis reaction classified as? Condensation reaction Degradation/hydrolysis reaction water is added 4 types of macromolecules I