NAME: ________________________

Question Types

Start With

Question Limit

of 75 available terms

Advertisement Upgrade to remove ads

5 Written Questions

5 Matching Questions

  1. enzyme
  2. ion
  3. peptide bond
  4. nonpolar
  5. isotopes
  1. a when the sharing of electrons between 2 atoms is fairly equal
  2. b charged particles
  3. c the bond that joins any two amino acids
  4. d necessary contributors to the chemical workings of a cell, they speed up chemical reactions
  5. e atoms of the same element that differ in the number of neutrons

5 Multiple Choice Questions

  1. substances that release hydrogen ions (H+)^2 when they dissociate in water
  2. subatomic particle with a negative charge
  3. nonionized and nonpolar molecules that cannot attract water
  4. function for quick fuel and short-term energy storage in all organisms. characterized by the presence of the atomic grouping H--C--OH. ratio of nydrogen atoms to oxygen atoms is 2:1
  5. type of base in DNA paired with adenine

5 True/False Questions

  1. radioactive isotopesatoms of the same element that differ in the number of neutrons


  2. pH scaleformed when two or more atoms bond together


  3. saturated fatty acidhave no double covalent bonds between carbon atoms


  4. double helixa double strand found in DNA. strands are held together by hydrogen bonds between bases


  5. emulsificationa substance that causes fats to mix with water.


Create Set