EBK HUMAN BIOLOGY
11th Edition
ISBN: 8220100545931
Author: MCMILLAN
Publisher: Cengage Learning US
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Textbook Question
Chapter 3, Problem 6RQ
For the diagram of the aerobic pathway shown in the next column, fill in the number of molecules of substances formed at each stage.
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Assume a cell is respiring aerobically and is using glucose as an energy source. What is the ultimate fate of each of the 6 carbon atoms in a glucose molecule that begins the aerobic pathway (i.e., what happens to each of the carbons and where does it happen)?
The sodium/potassium ATPase pump hydrolyzes one molecule of ATP in order to transport:
two potassium ions into the cytoplasm, and three sodium ions to the exterior
three sodium ions into the cytoplasm, and two potassium ions to the exterior
two sodium ions into the cytoplasm, and three potassium ions to the exterior
three potassium ions into the cytoplasm, and two sodium ions to the exterior
two sodium ions to the exterior, and three potassium ions into the cytoplasm
A glucose-fed yeast cell is moved from an aerobic environment to an anaerobic one. For the cell to continue to generate ATP at the same rate, approximately how much glucose must it consume in the anaerobic environment compared with the aerobic environment?
Chapter 3 Solutions
EBK HUMAN BIOLOGY
Ch. 3 - Describe the general functions of the following in...Ch. 3 - Which organelles are in the endomembrane system?Ch. 3 - Distinguish between the following pairs of terms:...Ch. 3 - What do enzymes do in metabolic reactions?Ch. 3 - In aerobic cellular respiration, which reactions...Ch. 3 - For the diagram of the aerobic pathway shown in...Ch. 3 - The plasma membrane __________. a. surrounds the...Ch. 3 - The _________ is responsible for a eukaryotic...Ch. 3 - Cell membranes consist mainly of a _________. a....Ch. 3 - Prob. 4SQ
Ch. 3 - The passive movement of a solute through a...Ch. 3 - Match each organelle with its correct function.Ch. 3 - Which of the following statements is not true?...Ch. 3 - Enzymes _______. a. enhance reaction rates b. are...Ch. 3 - Match each substance with its correct descriptionCh. 3 - Cellular respiration is completed in the ______....Ch. 3 - Prob. 11SQCh. 3 - In a mitochondrion, where are the electron...Ch. 3 - Prob. 1CTCh. 3 - Jogging is considered aerobic exercise because the...Ch. 3 - Section 3.17 mentions that arsenic poisons human...Ch. 3 - The cells of your body never use nucleic acids as...
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- Compare and contrast with aerobic and anaerobic in the venn diagram write or put the letter onlyarrow_forwardexplain what is aerobic pathway?arrow_forwardConsider a triglyceride molecule (dietary fat) and it’s components. If a cell uses a triglyceride molecule as an energy source, at which processes (stages) of cell respiration do the components enter cell respiration? 3.Which phosphate bond in ATP is broken or made to release or contain energy? 4.Cellular respiration in eukaryotic cells is aerobic. Briefly define the term aerobic. 5.Consider question #4above. Briefly describethe role or function of oxygen in cellular respiration? 6.At which stage is the greatest amount of carbon dioxide released? 7.What is the function of the molecule NADHand FADH2? 8.What is the role of protons (hydrogen ions)in the electron transport chain. 9.Briefly describe the function of ATP synthase. 10.Briefly describe the mechanism of action for the poison cyanide.arrow_forward
- A melanosome (type of vesicle containing the pigment melanin) is transported towards the nucleus of the cell. The hydrolysis of ATP is involved with this movement. Identify the most likely motor protein and cytoskeletal filament involved with this transport.arrow_forwardUsing the information from the Cell Parts Chart and the picture below, explain how the endoplasmic reticulum and the Golgi body work together.arrow_forwardConsider a 24:1 △cis-9 fatty acid in the mitochondrion. For each fatty acid given, determine the following. Total number of ATP deducted Total net ATParrow_forward
- Why can mitochondria be considered the power plants of the aerobic cells?arrow_forwardA glucose-fed yeast cell is moved from an aerobic environment to an anaerobic one. How would its rate of glucose consumption change if ATP were to be generated at the same rate?arrow_forwardWhat is ATP? Where is the energy held in this molecule? Describe the generalized reversible reaction for release of energy from ATP and explain the role of ATP in the cell. What organelle is responsible for aerobic production of ATP? What are the other two methods of ATP production in the cells? What is cellular respiration?arrow_forward
- As electrons move from Complex I & II to Complex IV, H+ ions accumulate in the intermembrane space. Describe how these ions are then used to generate ATP using the following terms: ATP synthase, ADP, ATP, electrochemical gradient, chemiosmosis, intermembrane space, matrix.arrow_forwardIf the cell used one molecule of glucose and there was no loss of energy or intermediates what is the total number of moles of ATP generated per mole of glucose please explainarrow_forwardUsing the concepts of endo- and exo-cytosis explain the origin of the mitochondria. Include a drawingarrow_forward
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