Porphyrins - Study guides, Class notes & Summaries
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AAB MT Hematology | 230 Questions with 100% Correct Answers | Verified | Latest Update 2024 | 22 Pages
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What is hemoglobin composed of? - 4 heme, 4 iron, 4 globins 
What disorder does a defect in heme synthesis lead to? - Porphyria 
Porphyria - Deficiency in the enzymes of the porphyrin pathway leads to insufficient production of 
heme. The principal problem in these deficiencies is the accumulation of porphyrins, the heme 
precursors, which are toxic to tissue in high concentrations. 
What is methemoglobin? - Methemoglobin is a form of hemoglobin that contains ferric [Fe3+] iron 
and has a decrea...
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DAT Biology Key Revision 2024 Questions and CORRECT Answers
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coacervate droplets (1)cluster of colloidal molecules surrounded by a shell of water, tends 
to absorb and incorporate substances from environment - precursors to first cells 
protoplasmthe substance of life 
carbohydratesCHO in 1:2:1 ratio 
energy storage or structural molecules 
disaccharides and polymers formed by dehydration synthesis, broken down by hydrolysis 
lipids1 glycerol bonded to 3 fatty acids 
do NOT form polymers, used for food storage 
Derivatives: phospholipids, waxes, steroids...
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DAT Biology A Grade Exam with Questions and 100% Correct Answers| Passed
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Carotenoids - lipid derivatives, produce pigments in plants and animals , An accessory pigment, 
either yellow or orange, in the chloroplasts of plants. By absorbing wavelengths of light that chlorophyll 
cannot, carotenoids broaden the spectrum of colors that can drive photosynthesis. 
Porphyrins - lipid derivatives, a group of light-sensitive, pigmented, ringed chemical structures 
that are required for the synthesis of hemoglobin. Complexed with metals usch as iron in hemoglobin 
and chloroph...
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URINALYSIS AND BODY FLUIDS Questions & Answers 100% Correct!!
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MEASURE TOTAL VOLUME - ANSWERSAFTER RECEIVING A 24 HOUR URINE FOR QUANTITATIVE TOTAL PROTEIN ANALYSIS THE TECHNICIAN MUST FIRST 
 
EXPOSED TO LIGHT - ANSWERSFALSE RESULTS IN UROBILINOGEN TESTING MA OCCUR IF THE URINE SPECIMEN IS 
 
4 BILIRUBIN - ANSWERSWHICH OF THE FOLLOWING URINE RESULTS IS MOST APT TO BE CHANGED BY PROLONGED EXPOSURE TO LIGHT? 
 
BACTERIAL CONTAMINATION WILL CAUSE ALKALINIZATION OF THE URINE - ANSWERSURINE SAMPLES SHOULD BE EXAMINED WITHIN 1 HOUR OF VOIDING BECAUSE 
 
AT 4-7C ...
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DAT Biology UPDATED Exam Questions and CORRECT Answers
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Carotenoids - lipid derivatives, produce pigments in plants and animals , An accessory 
pigment, either yellow or orange, in the chloroplasts of plants. By absorbing wavelengths of 
light that chlorophyll cannot, carotenoids broaden the spectrum of colors that can drive 
photosynthesis. 
Porphyrins - lipid derivatives, a group of light-sensitive, pigmented, ringed chemical 
structures that are required for the synthesis of hemoglobin. Complexed with metals usch as 
iron in hemoglobin and ch...
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DAT Biology UPDATED Exam Questions and CORRECT Answers
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DAT Biology UPDATED Exam Questions 
and CORRECT Answers 
Carotenoids - Correct ANSWER- lipid derivatives, produce pigments in plants and animals , An 
accessory pigment, either yellow or orange, in the chloroplasts of plants. By absorbing 
wavelengths of light that chlorophyll cannot, carotenoids broaden the spectrum of colors that can 
drive photosynthesis. 
Porphyrins - Correct ANSWER- lipid derivatives, a group of light-sensitive, pigmented, ringed 
chemical structures that are required ...
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AAB MT Hematology Questions And Answers Already Passed!!
- Exam (elaborations) • 22 pages • 2023
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What is hemoglobin composed of? - 4 heme, 4 iron, 4 globins 
What disorder does a defect in heme synthesis lead to? - Porphyria 
Porphyria - Deficiency in the enzymes of the porphyrin pathway leads to insufficient production 
of heme. The principal problem in these deficiencies is the accumulation of porphyrins, the heme 
precursors, which are toxic to tissue in high concentrations. 
What is methemoglobin? -Methemoglobin is a form of hemoglobin that contains ferric [Fe3+] 
iron and has a decreas...
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TEST BANK FOR TIETZ FUNDAMENTALS OF CLINICAL CHEMISTRY AND MOLECULAR DIAGNOSTICS 7TH EDITION;9781455741656 , BY CARL A. BURTIS
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TEST BANK FOR TIETZ FUNDAMENTALS OF CLINICAL CHEMISTRY AND MOLECULAR DIAGNOSTICS 7TH EDITION BY CARL A. BURTIS. TABLE OF CONTENTS: I. PRINCIPLES OF LABORATORY MEDICINE 1. Clinical Chemistry, Molecular Diagnostics, and Laboratory Medicine 2. Selection and Analytical Evaluation of Methods — With Statistical Techniques 3. Clinical Evaluation of Methods 4. Evidence-Based Laboratory Medicine 5. Establishment and Use of Reference Values 6. Specimen Collection, Processing, and Other Preanalytical Var...
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AAB MT HEMATOLOGY REVIEW 2024-2025 QUESTIONS WITH VERIFIED SOLUTIONS.
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What is hemoglobin composed of? - CORRECT ANSWER 4 heme, 4 iron, 4 globins 
 
What disorder does a defect in heme synthesis lead to? - CORRECT ANSWER Porphyria 
 
Porphyria - CORRECT ANSWER Deficiency in the enzymes of the porphyrin pathway leads to insufficient production of heme. The principal problem in these deficiencies is the accumulation of porphyrins, the heme precursors, which are toxic to tissue in high concentrations. 
 
What is methemoglobin? - CORRECT A...
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TEST BANK FOR TIETZ FUNDAMENTALS OF CLINICAL CHEMISTRY AND MOLECULAR DIAGNOSTICS 7TH EDITION BY CARL A. BURTIS
- Exam (elaborations) • 339 pages • 2024
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TEST BANK FOR TIETZ FUNDAMENTALS OF CLINICAL CHEMISTRY AND MOLECULAR DIAGNOSTICS 7TH EDITION BY CARL A. BURTIS. TABLE OF CONTENTS: I. PRINCIPLES OF LABORATORY MEDICINE 1. Clinical Chemistry, Molecular Diagnostics, and Laboratory Medicine 2. Selection and Analytical Evaluation of Methods — With Statistical Techniques 3. Clinical Evaluation of Methods 4. Evidence-Based Laboratory Medicine 5. Establishment and Use of Reference Values 6. Specimen Collection, Processing, and Other Preanalytical Var...
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