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اي زول عندو اي ملخص أو شرح أو اي حاجة مفيدة يا ريت يرسلها.. عشان تعم الفايدة 💙 @Aisha_abdeen كلية الطب جامعة النيلين _ دفعة ٢٢⚡
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Repost from ReFReSh~
💎Channel list 💎
👑 نبذة عن القناة
🔹Semester 2🔹
📍PHYSIOLOGY
💥 Introduction
💥 Homeostasis
💥 Cell
💥 Transport mechanism
💥 Body fluids
💥 Edema
💥 Water balance
💥 Excitable tissue
💥 Autonomic nervous system
💥 Hematology
💥 Cardiovasular system
📍ANATOMY
💥Introduction
💥 Thorax
💥 Abdomen
📍General embryology
📍General histology
🔸Biochemistry
💥 Carbohydrates
👑فيديوهات د. أحمد كمال "ابدومين"
📌تم تجميع شرح لكل من الاناتومي و الفسيولوجي مقرر سمستر 2 فقط.. سيتواصل الشرح بمشاركة أفراد متطوعين جدد من الدفعة 💙
📌اي حاجة تاني و لتحت هم مجموعة من الملفات و الامتحانات القديمة و مراجع صغيرة و ملخصات بسيطة "اللهم يعني حاجات بتاعت مجازفات😂"
📌إذا كان في أي استفسار أو تعديل الرجاء التواصل عبر البوت
👇👇
@INTERMEDIATE22_BOT
📌 ستقام مراجعات خلال الفترة القادمة بإشراف أفراد الأمانة الأكاديمية الجدد بإذن الله تعالى.
📌 📌 📌 📌 📌 📌
ALL THE BEST 💫
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Genetic library is collection of cloned fragments that represent the entire genom
Complementary DNA library is collection of cloned fragments of mRNA that represent only exons
Nourthern blot is analysis of RNA species that are compentory to probe
Southern blot is analysis of chromosomal DNA that are compentory to probe
Phage is type of virus that live in bacteria
Clone is large number of identical molecules that arise from common ancstor
Plasmid is an extramicosoal small circular duplex DNA molecule that give antibiotics resistance to host cell
Vector is carrier part of recombinant DNA
Epslon polymarsafor proofreading and repair of DNA
Gama polymerase for mitochondrial DNA synthesis
Alph polymerase is for remove RNA primers and fill the gaps that left between okaziki fragments
B polymerase is for repair of DNA
Delt polymerase for synthesis of leading and okaziki fragments
Primosomes =RNA polymerase and helices
Splicosmome=hnRNA+snRNA+protien
Ribosome =RNA+protein
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Citrate cycle inhibitor are arsenate, malonate, flouroacetate
Citrate acativate acetyl coA carboxylase
And inhibt phosophophractokinas1
And citrate synthase
B3 transketolastion
B5 Activision of fatty acid
Fluoride inhibit enolase
Fluorocetrate for citrate synthase
Malonate for suinnate dehydrogenase
Fluorooxlate for malate dehydrogenase
Arsenate for a keto dehydrogenase
Lactate dehydrogenase enzyme has 5 isoenzymes found in different tissue at different concentration numbered as LDH1 til LDH5
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الاسئلة القال د/ معتز حيجيبا/ حاجات كررا كتير
Transcription:
1. What enzyme/protein is found in both translation and transcription ?
Topoisomerase
2. Given nucleotide conc. Identify which one is DNA ?
A=T G=C and no U should be present
3. Which of the following enzymes is the activity of rho factor similar too ?
Helicase
4. Splicing is described as a double trans-esterification recation ?
Because too distant segment of dna are joined by ester bonds:
The two exons
The 5' end of the intron to the 2' of A
5. RNA can have enzymatic function ?
Because it can form 3D structures
6. What phenomenon explains why there are much more protiens than there are coding genes ?
Alternative splicing
Translation :
1. When presented with a RNA and a codon table and asked to write the primary structure of the protein LOOK FOR THE FIRST AUG
EVERY PROTIEN STARTS WITH MET
2. What is the only enzyme that knows the genetic code ?
Aminoacyl-tRNA synthatase
3. 80s ribosome is not equal to the summation of it's components 60s and 40s ?
Because sedmentation depends on density (mass and volume) and shape
4. Intiation and termination of translation (first and last tRNAs ) are located at which site in the ribosome ?
P site
5. Minimum number of ATPs consumed per amino acid ?
4
2 amino acyl tRNA synthatase
1 elongation
1 translocation
Number of atps = a.a. × 4
A 40 amino acid chain would require at least 160 ATPs
6. All RNA translation must start with met but not all proteins start with met ?
Due to posttranslational modifications
