NIU Bio 103 Exam 2 Questions And Answers With Verified Tests 100% Correct Answers

What are the two parts of photosynthesis? - Answer-Light Reactions and the Calvin Cycle What are the product of Light Reactions? - Answer-ATP, NADPH, and Oxygen Where do Light Reactions take place? - Answer-The thylakoid membrane of the chloroplast What are the products of Calvin Cycle Reactions? - Answer-Glucose (CH2O) Where does the Calvin cycle take place? - Answer-The stroma of the chloroplast What are heterotrophs? - Answer-Organisms that obtain food by consuming other living things What are autotrophs? - Answer-Organisms that produce their own food What are the reactants of photosynthesis? - Answer-Carbon dioxide, water, and energy (6CO2 + 6O2 + energy) What are the products of photosynthesis? - Answer-Glucose and oxygen (C6H12O6 + 6O2) What is the equation for cellular respiration? - Answer-C6H12O6 + 6O2 --> 6CO2 + 6H2O + Energy How are cellular respiration and photosynthesis related? - Answer-They both produce the components the other reaction needs (they are almost opposites) What are the powerhouses of the cell? - Answer-Mitochondria and chloroplastsWhat are the advantages of fermentation? - Answer-Provides a quick burst of ATP energy for muscular activity What are the disadvantages of fermentation? - Answer-The lactate and alcohol produced are toxic to cells Where does fermentation occur, what kind of reaction is it, and how many ATP does it produce? - Answer-It occurs in the cytoplasm, is anaerobic, and produces 2 ATP What are the building blocks of proteins? - Answer-Amino acids (20) What are other names for the Citric Acid Cycle - Answer-The Krebs Cycle or TCA Cycle Where does the Electron Transport Chain take place, what kind of reaction is it, and how many ATP does it produce? - Answer-It occurs in the mitochondria, is aerobic, and produces 32-28 ATP Where does the Citric Acid Cycle occur, what kind of reaction is it, and how many ATP does it produce? - Answer-It occurs in the mitochondria, is aerobic, and produces 2 ATP What is another name for the Electron Transport Chain? - Answer-Oxidative Phosphorylation What is the final electron acceptor in the Electron Transport Chain? - Answer-Oxygen How many essential amino acids are there? - Answer-9 How many non-essential amino acids are there? - Answer-11 What is anabolism? - Answer-A reaction that requires energy (builds up) What is catabolism? - Answer-A reaction that releases energy (breaks down)What is metabolism? - Answer-The sum of all chemical reactions in a cell What is an endergonic reaction? - Answer-A reaction that requires energy input What is an exergonic reaction? - Answer-A reaction that releases energy