BACE Practice Test 2 Questions with Correct Answers

BACE Practice Test 2 Questions with Correct Answers Complimentary base pairing between two DNA strands is due to the formation of - ANSWER hydrogen bonds Cellulose is an important raw material for textiles and a variety of other industries. Which of the following is a function of polysaccharides in the cell? - ANSWER Providing structure and energy storage within cells Lipids are composed mainly of which of the following atoms? - ANSWER carbon and hydrogen T/F: A solute is the dissolved matter in a solution. - ANSWER true Process which uses oxygen as a raw material - ANSWER aerobic respiration Process which releases carbon dioxide and ethyl alcohol - ANSWER anaerobic respiration Process by which glucose is utilized by a cell - ANSWER Both Aerobic and Anaerobic Respiration Process which uses carbon dioxide as a raw material - ANSWER Neither Aerobic or Anaerobic Respiration Why are enzymes necessary in living organisms? - ANSWER Enzymes increase the rate of chemical reactions which would otherwise occur too slowly to sustain life. Which of the following affects the rate of a chemical reaction? - ANSWER Concentration, Heat, Presence of a Catalyst Made of four nitrogenous bases - ANSWER all DNA Contained in a nucleus - ANSWER Eukaryotic DNA Long, circular DNA with several thousand genes - ANSWER Prokaryotic DNA Small, circular DNA floating in the cytoplasm - ANSWER Plasmid