CAMPBEL BIOLOGY:CONCEPTS & CONNECTIONS
10th Edition
ISBN: 9780136538820
Author: Taylor
Publisher: INTER PEAR
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Chapter 7, Problem 14TYK
The following diagram compares the chemiosmotic synthesis of ATP in mitochondria and chloroplasts. Identify the components that are shared by both organelles and indicate which side of the membrane has the higher H+ concentration. Then label on the right the locations within the chloroplast.
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Draw a simple sketch illustrating an inner mitochondrial membrane that is actively involved in chemiosmosis and label the two compartments it separates. Add the ATP synthase complex, indicate the proton gradient, and specify in which compartment ATP is synthesized.
Below is a diagram of the cross section of a mitochondrion. Fill in the blanks by
choosing words from the Word Bank.
Word Bank. Stroma
membrane
Electron Transport Chain
accumulation site
The structure at A is
The process occurring at C is
H+
********
ADP
H*
H*
ATP
Chemiosmosis
H+
The area at E is
(E)
ATP
synthase
Inner membrane
NAD+ + H+
Matrix
H*
B
H+
Vacuole
FADH₂
NADH
H*
Citric
acid
cycle
FAD
+ 2H+
The structure at B is
H*
Cyt c
Stomate
H*
Calvin Cycle
1/20₂
+ 2H+
Intermembrane space
The sequence of events at D is
H*
H₂O
A
Outer
0000000000
Proton
Illustrate the relationships among the membranes and compartments of (a) mitochondria and (b) chloroplasts by sketching simple concentric circles to represent the membranes. Choose the appropriate labels for each sketchfrom the following list: inner membrane, outer membrane, thylakoid membrane, stroma, thylakoid lumen, matrix.
Chapter 7 Solutions
CAMPBEL BIOLOGY:CONCEPTS & CONNECTIONS
Ch. 7 - Complete this summary map of photosynthesis.Ch. 7 - In photosynthesis, __________ is oxidized and...Ch. 7 - Which of the following are produced by reactions...Ch. 7 - When light strikes chlorophyll molecules in the...Ch. 7 - The reactions of the Calvin cycle are not directly...Ch. 7 - Which of the following does not occur during the...Ch. 7 - Why is it difficult for C3 plants to carry out...Ch. 7 - How is photosynthesis similar in C4 plants and CAM...Ch. 7 - To synthesize one glucose molecule, the Calvin...Ch. 7 - Compare and describe the roles of CO2 and H2O in...
Ch. 7 - Explain why a poison that inhibits an enzyme of...Ch. 7 - What do plants do with the sugar they produce in...Ch. 7 - Explain what is meant by saying the light...Ch. 7 - The following diagram compares the chemiosmotic...Ch. 7 - Continue your comparison of electron transport and...Ch. 7 - Prob. 16TYKCh. 7 - Most scientific experts agree that climate change...
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- Using the diagram below, explain the flow of energy and how the chloroplasts and mitochondria work together to make ATP (useable energy for the cell).arrow_forwardPlant cells can perform both photosynthesis and cellular respiration. These two processes depend upon each other. Describe in detail the relationship between carbon dioxide and glucose in plant cells. Include a description of the processes in which each is used and give the name of the organelle where each of these processes occurs.arrow_forwardAs 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_forward
- The following diagrams illustrate the two aqueous spaces and the inner membrane of a mitochondrion. In which diagram is the relative concentration of protons auch that ATP synthesis could occur if ATP synthase were present? (Gold spheres represent protons.) 圈圈圈圈圈 A B D E OA OB OC OD OE intermembrane space Anner membrane matriearrow_forwardPlant cells can perform both photosynthesis and cellular respiration. These two processes depend upon each other. Describe in detail the relationship between water and oxygen gas in plant cells. Include a description of the processes in which each is used and give the name of the organelle where each of these processes occurs.arrow_forwardBelow is an Image of mitochondria, identify which numbered area respond to outer membrane, inner membrane, intermbrane and matrix described where the process of glycosis, pyruvates oxidation, citric acid cycle and electron transport occur.arrow_forward
- (c) Compare the differences between oxidative phosphorylation and photophosphorylation by redrawing (if necessary) and completing the table given below: Table 1: Comparison of oxidative phosphorylation and photophosphorylation Oxidative phosphorylation Photophosphorylation Organelle Source of electrons Final electron acceptor Source of energy Role of ATParrow_forwardConsider the following diagram when answering the questions about cellular respiration. (a) Label the diagram. (b) Considering the electron transport chain. Why type of cell transport is happening at the ETC? Explain. (c) What type of cell transport is happening at ATP synthase? Explain. B A D Earrow_forwardMatch each item with the correct statement below concerning the electron transport chain and chemiosmosis. You can choose a selection more than once. Question 61 options: Where do protons re-enter the mitochondrial matrix? What molecule is transported by facilitated diffusion? What are the electron donor molecules at the beginning of the chain? In what order are the components of the chain arranged? Where do electrons, protons, and oxygen meet to become water? What is the first protein complex of the chain? What moves into the intermembrane space? What accepts the electrons at the end of the chain? 1. increasing electronegativity 2. decreasing electronegativity 3. ATP 4. oxygen 5. protons 6. NADH/FADH2 7. NADH dehydrogenasearrow_forward
- Consider 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_forwardWhich of the following statements is most correct? The electron transport chain - A: generates a pH gradient that reduces O2 to H2O B: generates a proton gradient across the outer mito membrane C: generates a proton gradient across the inner mito membrane D: uses the energy stored in high energy electron carriers to synthesize ATP E: establishes a membrane potential across the outer mito membranearrow_forwardIndicate whether each of the following statements applies to mitochondria, chloroplasts, both or neither. Uses an ATP synthase enzyme. A reduced coenzyme is produced using a cyclic process. Protons are moved by active transport. The initial electron donor is a water molecule. Electrons flow from a high energy state to a low energy state. Electron transport relies on a functional antenna complex. Lactic acid is produced. Glucose is phosphorylated to glucose-6 phosphate.arrow_forward
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