PCQ 6-1

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University of Hawaii *

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130

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Biology

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Jan 9, 2024

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3

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10/1/2015 PCQ 6-1: MICR-134-01 GENERAL MICROBIOLOGY (Sung 15FA) https://puc.instructure.com/courses/1658154/quizzes/2910906 1/3 Attempt History Attempt Time Score LATEST Attempt 1 123 minutes 11 out of 11 PCQ 6­1 Due Oct 2 at 12:50pm Points 11 Questions 9 Available until Oct 2 at 12:50am Time Limit None Allowed Attempts 3 Correct answers will be available on Oct 4 at 12pm. Score for this attempt: 11 out of 11 Submitted Oct 1 at 7:46pm This attempt took 123 minutes. Take the Quiz Again 1 / 1 pts Question 1 Which arrow means the activation energy with enzymes? A B C D 1 / 1 pts Question 2 Enzymes bind to the stubstrate at the ______ site, which is specific to the substrate. active 1 / 1 pts Question 3 Electrons are transferred in the cell membrane to the more electronegative acceptor from an electron donor, which in turn releases energy that is used to generate a proton gradient. Finally all electrons are transferred to __ to produce water.
10/1/2015 PCQ 6-1: MICR-134-01 GENERAL MICROBIOLOGY (Sung 15FA) https://puc.instructure.com/courses/1658154/quizzes/2910906 2/3 oxygen carbon dioxide hydrogen carbon 1 / 1 pts Question 4 The Krebs cycle has the final by­products such as _____ 4 CO2 2 ATP 6 NADH 2 FADH2 all of the above 1 / 1 pts Question 5 Glycolysis include the following tow molecules of pyruvate are made two net ATPs are synthesized it does not require oxygen 2 NADH are released all of the above 2 / 2 pts Question 6 Enzymes is made of entirely protein and contains metal ion as ________ and organic molecules as ________. cofactor substrate coenzyme hormone 2 / 2 pts Question 7
10/1/2015 PCQ 6-1: MICR-134-01 GENERAL MICROBIOLOGY (Sung 15FA) https://puc.instructure.com/courses/1658154/quizzes/2910906 3/3 Negative feedback inhibits an enzyme in the pathway so no more products are available to feed the next reaction. There are two types of inhibition: one is changing the shape of an active site as ________ and the other blocking an active site as ________. noncompetitive inhibition disinhibtion competitive inhibition 1 / 1 pts Question 8 Carbohydrates are synthesized in carbon­fixing reactions in the photosynthesis. What is consumed in the reaction EXCEPT? ATP NADPH ADP RuBP all of the above 1 / 1 pts Question 9 The energy currency in organisms is ____. ATP Quiz Score: 11 out of 11
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