BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
10th Edition
ISBN: 9781305967359
Author: STARR
Publisher: CENGAGE L
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Chapter 7, Problem 10SA
Summary Introduction
Introduction:
The process that needs oxygen to form energy is termed as aerobic respiration. However, the process that takes place in the absence of oxygen is termed as anaerobic respiration. The aim of these two processes is to provide energy to the cells.
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Which of the statements about alcohol producing fermentation is FALSE?
a)
Lactic acid may be produced as a byproduct
b)
It produces CO2
c)
It allows the cell to continue producing ATP when oxygen is low
d)
It generates more ATP than aerobic respiration
All are characteristics of catabolic reactions except
a. have energy poor products
b. capture energy in the form of ATP
c. require coenzyme like NAD+
d. yield a greater number of products compared to anabolic reactions
One of the main differences between aerobic respiration and fermentation is _________. a. fermentation occurs only in prokaryotic cells b. ATP forms only in aerobic respiration c. fermentation uses no electron transfer chains d. aerobic respiration requires no oxygen
Chapter 7 Solutions
BIOLOGY:CONCEPTS+APPL.(LOOSELEAF)
Ch. 7 - Is the following statement true or false? Unlike...Ch. 7 - Glycolysis starts and ends in the ________. a....Ch. 7 - Which of the following pathways requires molecular...Ch. 7 - Which molecule does not form during glycolysis? a....Ch. 7 - In eukaryotes, the final reactions of aerobic...Ch. 7 - Prob. 6SACh. 7 - After the citric acid cycle reactions run...Ch. 7 - Prob. 8SACh. 7 - Prob. 9SACh. 7 - Prob. 10SA
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- If glucose labeled with 14C in C-1 is metabolized to ethanol and CO2 via fermentation, which carbon will contain 14C in: a. The CO2 b. the carbon atom carrying the OH of ethanol c. the carbonyl carbon atom of ethanol d. the methyl carbon atom of ethanolarrow_forwardWhich of the following statements concerning alcoholic fermentation is NOT true? a. It occurs under aerobic conditions in yeast. b. It converts pyruvate into ethanol and CO2. c. One molecule of NADH is consumed. d. It generates NAD+ for reuse by glycolysis.arrow_forwardAll types of fermentation are necessary to ________. a. produce gases required by the environment b. ensure an adequate supply of NAD+ is regenerated c. ensure an adequate supply of ATP is regeneratedarrow_forward
- Cyanide makes a bond to cytochrome in the electron transport chain located in the mitochondria, rendering the electron transport chain useless. The cyanide ingestion in death due to which of the following? a) Starvation, due to an inability to create glucose.b) Build up of lactic acid.c) Inability to take in oxygen through the lungs.d) Cellular death from lack of energy.arrow_forwardThe metabolic process that produces the most ATP molecules isa. glycolysis.b. the citric acid cycle.c. the electron transport chain.d. fermentation.arrow_forwardThe fermentation of glucose . . . A produces less ATP than respiration. B always results in alcohol production. C only occurs in bacteria. D is accomplished by mitochondrial enzymes.arrow_forward
- The formula for one type of fermentation is: Glucose + CO2 + alcohol + ATP ...If yeast cells are given more sugar, then they will - A. Make less CO2 B. Make more ATP C. Be poisoned by alcohol D. Be poisoned by oxygenarrow_forwardWhich of the following is likely to happen in a muscle cell in an anaerobic environment? Question 9 options: a) The conversion of pyruvic acid to lactic acid b) The Krebs Cycle c) Photosynthesis d) The conversion of pyruvic acid to Acetyl CoAarrow_forwardWhy is it important to regenerate NAD+ during fermentation?a. It helps maintain the reactions of glycolysis.b. So that it can transfer an electron to the electron transport chainc. To maintain the concentration of pyruvate in a celld. To produce alcohol or lactic acid for the cellarrow_forward
- MOST readily usable energy made from one glucose molecule is directly synthesized in A. fermentation B. the electron transport chain C. the Cori cycle D. the Krebs cycle E. glycolysisarrow_forwardWhy is oxygen important in aerobic cellular respiration? a. Without oxygen, the Citric acid cycle will be disrupted b. Oxygen is the final electron acceptor during the electron transport chain c. they produce carbon dioxide and water d. It provides electrons during cellular respirationarrow_forward________accepts electrons in alcoholic fermentation. a. Oxygen c. Acetaldehyde b. Pyruvate d. Ethanolarrow_forward
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