Bioc 385 - Study guides, Class notes & Summaries
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BIOC 385 Exam 4 || very Flawless.
- Exam (elaborations) • 17 pages • 2024
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Number the RNA processing steps in order from 1-6 to generate mRNA transcript. 
a) ___ 3' end cleavage and polyadenylation 
b)__ binding of the U1 and U2 snRNPs 
c)__ generating 7-methylguanosine at 5' end 
d)__ mRNA export from the nucleus to cytosol 
e) __ribozyme cleavage of the intron lariat 
f)__ dissociation of RNA Pol 2 from DNA correct answers a) _4_ 3' end cleavage and polyadenylation 
b)_2_ binding of the U1 and U2 snRNPs 
c)_1_ generating 7-methylguanosine at 5' end 
d)_6_ mRNA ex...
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BIOC 385 - exam I || with 100% Error-free Answers.
- Exam (elaborations) • 30 pages • 2024
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What must be constant for a living organism to maintain a homeostatic condition that is far from equilibrium? correct answers constant input of energy 
 
What do living systems abide by? correct answers the Laws of Thermodynamics; the spontaneity of biochemical reactions is expressed as ΔGo' in kJ/mol 
 
energy charge correct answers a measure of [ATP], [ADP], and [AMP] in the cell and reflects the amount of ATP for metabolic reactions 
 
The energy available from redox reactions due to what? ...
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Bioc 385 Final Exam || with 100% Accurate Solutions.
- Exam (elaborations) • 36 pages • 2024
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Tyr122 is important in the mechanism of the E. coli ribonucleotide reductase. The function of this amino acid in the mechanism is to 
 
carry out a nucleophilic attack on the substrate. 
coordinate water in the active site. 
generate the Cys439 radical species. 
hydrogen-bond to the phosphates of the substrate. correct answers generate the Cys439 radical species. 
 
Which of the following is the reaction for nitric oxide synthase? 
 
citrulline + NO + 1.5 NADP+ L-arginine + 1.5 NADPH + H+ + 2O2 ...
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BIOC 385 - EXAM 4 || with 100% Error-free Solutions.
- Exam (elaborations) • 26 pages • 2024
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What would be the effect of a mutation in the HIV-1 reverse transcriptase gene that decreased the rate of mismatches? correct answers Any decrease in the error rate of HIVRT would result in an overall decrease in the rate of viral mutations. This would probably not be an advantage for the virus, as the relatively high error rate often helps to thwart the use of antiviral drugs. 
 
Approximately how many ATP are required by helicase for the replication of the E. coli chromosome? correct answers B...
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Bioc 385 Exam 1 Review Questions & Detailed Answers
- Exam (elaborations) • 20 pages • 2024
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Bioc 385 Exam 1 Review Questions & Detailed Answers
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BIOC 385 Final Exam Set || with 100% Verified Solutions.
- Exam (elaborations) • 42 pages • 2024
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The Biosphere 2 project, in Tucson, Arizona, was an experiment involving a large sealed terrarium with humans and photosynthetic plants living in balance. Why did the project have to be interrupted after only a few months? 
 
Levels of CO2 rose to dangerous levels. 
The humans ran out of food. 
The plants stopped producing oxygen. 
The rate of photosynthesis was too high correct answers Levels of CO2 rose to dangerous levels 
 
The __________ is driven directly by photo- ns from the sun in photo...
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BIOC 385 Module 5 || with 100% Errorless Answers.
- Exam (elaborations) • 21 pages • 2024
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The amount of cholesterol in cell membranes varies from ~40% of lipids in the ______________ membrane to ~10% of lipids in the __________________ membranes correct answers The amount of cholesterol in cell membranes varies from ~40% of lipids in the plasma membrane to ~10% of lipids in the endoplasmic reticulum membranes 
 
What do high local concentrations of cholesterol do to phospholipids and membrane fluidity? correct answers prevent lateral movement of phospholipids and decrease membrane fl...
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BIOC 385 Exam 1 Questions & Answers (100% Accurate Answers) 2024 update
- Exam (elaborations) • 17 pages • 2024
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BIOC 385 Exam 1 Questions & Answers (100% Accurate Answers) 2024 update
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BIOC 385 Exam 1 Questions & Answers (100% Accurate Answers) 2024 update
- Exam (elaborations) • 17 pages • 2024
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BIOC 385 Exam 1 Questions & Answers (100% Accurate Answers) 2024 update
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BIOC 385, BIOC EXAM 2 || All Questions Answered Correctly.
- Exam (elaborations) • 74 pages • 2024
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The Light Harvesting Complex (LHC) molecules are arranged to facilitate correct answers Resonance energy transfer to the reaction center 
 
Which statement below best describes the glycoconjugate structure of bacterial cell walls? correct answers Peptidoglycans with multiple strands of hexosamine polysaccharide chains linked together. 
 
What is the energy source for sustaining the electrochemical proton gradient in chloroplasts; 
what is the biochemical function of this gradient? correct answer...
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