Simple molecules Study guides, Revision notes & Summaries
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AQA AS CHEMISTRY 7404/2 Paper 2 Organic and Physical Chemistry Question Paper + Mark scheme [MERGED] June 2022 *JUN227404201* IB/M/Jun22/E7 7404/2 For Examiner’s Use Question Mark 1
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AQA 
AS 
CHEMISTRY 
7404/2 
Paper 2 Organic and Physical Chemistry 
Question Paper + Mark scheme [MERGED] 
June 2022 
*JUN* 
IB/M/Jun22/E7 7404/2 
For Examiner’s Use 
Question Mark 
1 
2 
3 
4 
5 
6 
7 
Section B 
TOTAL 
Time allowed: 1 hour 30 minutes 
Materials 
For this paper you must have: 
• the Periodic Table/Data Sheet, provided as an insert (enclosed) 
• a ruler with millimetre measurements 
• a scientific calculator, which you are expected to use where appropriate. 
Instructions...
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BIOD 171 Portage Learning Final EXAM Questions and Answers 100%Correct/Exam 1-7 2023/2024 Update
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BIOD 171 Portage Learning Final EXAM Questions and Answers 100%Correct/Exam 1-7 2023/2024 UpdatePortage Learning BIOD 171 Final EXAM Questions and Answers 100%Correct/Exam 1-7 2023/2024 Update 
 
True or False: A virus is considered a microorganism. 
False. Viruses are not living and as such are not considered microorganisms. Viruses can, however, be classified as microbes, a more general term that includes microorganisms and viruses. 
 
1.	What is the smallest biological unit of life? 
A cell. ...
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BMSC 230 (100% Correct Answers)
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catabolism correct answers breakdown biomolecules to produce energy 
 
anabolism correct answers synthesis of biomolecules , requires input of energy 
 
Functions of metabolism correct answers 1) to obtain chemical energy in form of ATP from the degradation of energy-rich nutrients from environment 
 
2) convert molecules that we ingest as food into the building blocls of larger molecules neded in the body 
 
3) assembles these small building block molecules into larger molecules such as protie...
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Test Bank - Anatomy & Physiology: An Integrative Approach 4th Edition by Michael McKinley, Valerie O'Loughlin & Theresa Bidle - Complete, Elaborated and Latest Test Bank. ALL Chapters (1-29) Included and Updated.
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Test Bank - Anatomy & Physiology: An Integrative Approach 4th Edition by Michael McKinley, Valerie O'Loughlin & Theresa Bidle - Complete, Elaborated and Latest Test Bank. ALL Chapters (1-29) Included and Updated. 
Test Bank - Anatomy & Physiology: An Integrative Approach 4th Edition by Michael McKinley, Valerie O'Loughlin & Theresa Bidle - Complete, Elaborated and Latest Test Bank. ALL Chapters (1-29) Included and Updated. 
 
#McKinley #Bidle 
#AnatomyPhysiology 
#CellularBiology 
#SkeletalSyste...
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OCR 2023 Chemistry A H432/03: Unified chemistry A Level Question Paper & Mark Scheme (Merged)
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OCR 2023 
Chemistry A 
H432/03: Unified chemistry 
A Level 
Question Paper & Mark Scheme 
(Merged) 
Please Review and leave your Rating 
stars…. 
Please write clearly in black ink. Do not write in the barcodes. 
Centre number Candidate number 
First name(s) 
Last name 
Oxford Cambridge and RSA 
Friday 23 June 2023 – Morning 
A Level Chemistry A 
H432/03 Unified chemistry 
Time allowed: 1 hour 30 minutes 
INSTRUCTIONS 
• Use black ink. You can use an HB pencil, but only for graphs and dia...
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LSU Bio 1201 exam 2 Questions With 100% Correct Answers.
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why are membranes called phospholipid bilayers? - Answer-phospholipids have hydrophilic head and 
hydrophobic tail, hydrophobic face inside of cell making 2 layers 
what is meant by fluid mosaic? - Answer-Mosaic of proteins drifting laterally in fluid bilayer of 
phospholipids 
how are membranes adjusted for different temperatures? - Answer-membrane fluidity adjusted by 
changing the ratio of unsaturated to saturated fatty acids 
how do the relative amounts of saturated and unsaturated fats chan...
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PHTLS 2023/ 2024 Exam Prep| Complete Review with Questions and Verified Answers| 100% Correct
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PHTLS 2023/ 2024 Exam Prep| Complete Review with Questions and Verified Answers| 100% Correct 
 
Q: less injury if energy can change form __________ 
 
 
Answer: 
before the collision 
(example: bending of metal frame) 
 
 
 
Q: What type of shock is it, aortic perforation (small hole)? 
 
 
Answer: 
hemorrhagic 
 
 
 
Q: What type of shock is it, dysrhythmia? 
 
 
Answer: 
cardiogenic 
 
 
 
Q: What type of shock is it, fluid has not been lost from the vascular system; the problem is with the s...
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PATHO- NURS 8022 EXAM 1 QUESTIONS & ANSWERS (2023/2024)(VERIFIED ANSWERS)
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PATHO- NURS 8022 EXAM 1 QUESTIONS & ANSWERS (2023/2024)(VERIFIED ANSWERS)EXAM 1 PATHO- NURS 8022 QUESTIONS & ANSWERS 
(2023/2024)(VERIFIED ANSWERS) 
Negative Feedback 
 - ANSWER Promotes stability; cancels out the original response. Ex: High FSBS, increased insulin by the 
pancreas 
Positive Feedback 
 - ANSWER Promotes a change in one direction; instability, DISEASE. Ex: Blood clotting, platelet cascade 
Proteins 
 - ANSWER Provide selectivity to a membrane 
Integral proteins 
 - ANSWER channel...
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MMSC 490 Final (Already Graded A+)
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Which energy-producing process is thought to have come first during cellular evolution? correct answers Glycolysis 
 
The initial importance of a membrane enclosing self-replicating RNA molecules and associated proteins was that it correct answers maintained these molecules as a unit capable of reproduction and evolution. 
 
Mitochondria and chloroplasts resemble bacteria in that they correct answers have their own DNA, have their own ribosomes, reproduce by simple division into two. 
 
Which of...
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BIOL 1406 Lab Midterm Exam Questions and Answers 100% Pass
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BIOL 1406 Lab Midterm Exam Questions 
 
and Answers 100% Pass 
 
What is the stinging organelle that assists it in capturing large prey? Trichocyst 
 
Which species of amoeba did you observe under the microscope? Amoeba proteus 
 
Which experimental group receives the treatment? Control group 
 
A solution that tends to release protons is An acid 
 
The portion of a phospholipid that contains the phosphate group has one or more electrical 
charges. That makes this region of the molecule Hydrophi...
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Test Bank, Chapter 5 (questions and answers ) 100% A+
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Humans and mice differ because - CORRECT ANSWER-their cells have some differences in the sequence of nucleotides in their nucleic acids. 
 
Molecules with which functional groups may form polymers via dehydration reactions? - CORRECT ANSWER-either hydroxyl or carboxyl groups 
 
Which of these molecules is not formed by dehydration reactions? - CORRECT ANSWER-fatty acids 
 
In animal metabolism, most of the monomers released by digestion of food macromolecules are metabolized to provide energy. O...
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