NAME: ________________________

unit 2: nutrition and digestion, basic chemistry, organic compounds, enzyme function Test

Question Types

Start With

Question Limit

of 121 available terms
(2 exact duplicates found)

Upgrade to
remove ads

5 Written Questions

5 Matching Questions

  1. polypeptide
  2. pleated sheet
  3. wax
  4. hydrocarbon
  5. pharynx
  1. a A polymer (chain) of many amino acids linked together by peptide bonds
  2. b An organic molecule consisting only of carbon and hydrogen
  3. c makes sure food goes down digestive tract and air into the esophagus
  4. d A lipid that consists of one fatty acid linked to an alcohol
  5. e One form of the secondary structure of proteins in which the polypeptide chain folds back and forth, or where two regions of the chain lie parallel to each other and are held together by hydrogen bonds

5 Multiple Choice Questions

  1. the smallest unit of matter that retains the properties of an element
  2. The uptake of small nutrient molecules by an organism's own body; the third main stage of food processing, following digestion
  3. A substance that is dissolved in a solution
  4. Pertaining to fats and fatty acids whose hydrocarbon chains contain the maximum number of hydrogens and therefore have no double covalent bonds
  5. The minimal number of kilocalories a resting animal requires to fuel itself for a given time

5 True/False Questions

  1. fatA biological compound consisting of three fatty acids linked to one glycerol molecule


  2. nucleic acidA polymer consisting of many nucleotide monomers; serves as a blueprint for proteins and, through the actions of proteins, for all cellular activity


  3. polymerA long molecule consisting of many similar or identical monomers linked together


  4. nonpolar moleculeMolecule which has no separation of charge, so no positive or negative poles are formed


  5. polar moleculeA molecule (such as water) with opposite charges on opposite sides


Create Set