MCQs
اي شخص عنده اختيارت مهمه يكدر يساعد ويانه @KBKBH
Show more631
Subscribers
+124 hours
+17 days
+2930 days
Posting time distributions
Data loading in progress...
Find out who reads your channel
This graph will show you who besides your subscribers reads your channel and learn about other sources of traffic.
Publication analysis
| Posts | Views | Shares | Views dynamics |
01 سلام عليكم طلاب
هذا الكروب فقط للمكملين وزاري
ابلش وياكم من يوم 11
https://t.me/+kGniRiV_uZs1NTNi | 29 | 3 | Loading... |
02 في حد ينجحني بالكيمياء 💔😞 | 139 | 1 | Loading... |
03 صح وخطأ محاضره 4 | 241 | 0 | Loading... |
04 Media files | 243 | 0 | Loading... |
05 Media files | 241 | 0 | Loading... |
06 بس خلي نفهم🌚🙂 | 1 | 0 | Loading... |
07 Media files | 220 | 0 | Loading... |
08 Media files | 185 | 0 | Loading... |
09 Media files | 177 | 0 | Loading... |
10 Media files | 173 | 0 | Loading... |
11 Media files | 171 | 0 | Loading... |
12 Media files | 148 | 1 | Loading... |
13 Media files | 150 | 0 | Loading... |
14 اجه بلمد | 1 | 0 | Loading... |
15 Media files | 144 | 0 | Loading... |
16 Media files | 151 | 0 | Loading... |
17 Media files | 148 | 0 | Loading... |
18 Media files | 171 | 0 | Loading... |
19 Media files | 178 | 1 | Loading... |
20 Media files | 158 | 0 | Loading... |
21 Media files | 150 | 0 | Loading... |
22 Media files | 142 | 2 | Loading... |
23 محاظره الثالثه نظري | 139 | 1 | Loading... |
24 Media files | 1 | 0 | Loading... |
25 NADH (Nicotine adenine dinucleotide)
GTP (Guanosine triphosphate)
FADH2 (Dihydroflavin adenine dinucleotides)
(The Leloir pathway)مسار ليلوير.....
is a metabolic pathway related to the breakdown of glucose And its metabolism in cells The main goal of this pathway is to convert glucose into glucose phosphate, which is a crucial step in glucose metabolism
(Cellular respiration pathways).....
مسار التنفس خلوي
The stages include cellular respiration, glycolysis, and pyruvate oxidation The citric acid or Krebs cycle and oxidative phosphorylation Produces a larger quantity than ATP | 136 | 2 | Loading... |
26 تصنيف الكاربوهيدرات
1_monosaccharides
simple تكون
وتكون اكثرCommon
تكون من وحده السكر
e. x Glucose fructose
2_disaccharides
تكون من وحدتين السكر
من خلال رابطه جيلكوسيديه
e. x. Sucrose maltose
3_oligosuccharides
تكون عدد قليل من السكر
(3_10)
e. x. raffinose Stachyose
4_polyaccharides
هي بوليمرات كبيره تحتوي ع عدد كثير من السكر
e. x. Starch cellulose في نبات
Gelcogen في حيوانات | 125 | 2 | Loading... |
27 🛑Functions of monosaccharides?
1_Energy sconce
2_Intermediates in metabolic pathways
3_Large building blocks
4_cellular structure
5_Cellular communication
6_Regulating osmotic pressure
7_Perception of sweet taste
8_The precursors of synthesis are life
🛑oligosuccharides Functions??
1_perbiotcs
2_Cell recognition
3_Determine blood types
4_Structure of antibodies and immune response
5_Food sources and food fibers
6_human Malik oligosuccharides
7_Industrial applications
8_Cellular communication and signals
🛑Functions polyaccharides??
1_Energy storage
2_structure support
3_Quick Energy exlease
4_Water retention forms gel
5_Blood clotting
6_Dietary fiber
7_Immune response
8_The lubrication of the joints
9_ Store in plant
10_Formation of a biological layer
🛑محاظره الثالثه النظري🌚 | 133 | 3 | Loading... |
28 Media files | 149 | 0 | Loading... |
29 محاظره الثالثه نظري | 3 | 0 | Loading... |
30 Which process breaks down oligosaccharides into monosaccharides?
a) Sucrose metabolism
b) Monosaccharide absorption
c) Glycolysis
d) Hydrolysis
2. Where does the breakdown of sucrose into glucose and fructose occur?
a) Stomach
b) Large intestine
c) Liver
d) Small intestine
3. What is the primary energy currency of cells generated during glycolysis?
a) Glucose
b) Fructose
c) ATP
d) Pyruvate
4. Where are excess monosaccharides stored for short-term energy needs?
a) Liver and muscles as glycogen
b) Kidneys as glucose
c) Adipose tissue as fat
d) Bloodstream as glucose
5. Which of the following is NOT a stage of cellular respiration?
a) Glycolysis
b) Pyruvate oxidation
c) Krebs cycle
d) Photosynthesis
6. What is the enzyme responsible for breaking down sucrose into glucose and fructose?
a) Sucrose oxidase
b) Glucose isomerase
c) Sucrase
d) Glycosidase
7. Which polysaccharide is primarily stored in the liver and muscles?
a) Cellulose
b) Starch
c) Glycogen
d) Sucrose
8. Which polysaccharide is commonly found in plant cell walls?
a) Glycogen
b) Starch
c) Cellulose
d) Sucrose
9. Where does the absorption of glucose and fructose occur?
a) Large intestine
b) Stomach
c) Small intestine
d) Liver
10. What happens to fructose once it enters the bloodstream?
a) It is converted directly into ATP
b) It undergoes glycolysis
c) It is stored as glycogen
d) It undergoes additional metabolic steps before entering glycolysis
Answers:
1. d) Hydrolysis
2. d) Small intestine
3. c) ATP
4. a) Liver and muscles as glycogen
5. d) Photosynthesis
6. c) Sucrase
7. c) Glycogen
8. c) Cellulose
9. c) Small intestine
10. d) It undergoes additional metabolic steps before entering glycolysis | 124 | 1 | Loading... |
31 Which of the following is not a monosaccharide?
a) Glucose
b) Fructose
c) Maltose
d) Galactose
Correct answer: c) Maltose
Which type of carbohydrate consists of two monosaccharide units linked together?
a) Monosaccharides
b) Disaccharides
c) Polysaccharides
d) Oligosaccharides
Correct answer: b) Disaccharides
What is the molecular ratio of carbon, hydrogen, and oxygen atoms in carbohydrates?
a) 1:2:1
b) 2:1:1
c) 2:2:1
d) 1:1:2
Correct answer: a) 1:2:1
Which carbohydrate serves as an energy storage molecule in plants?
a) Starch
b) Glycogen
c) Cellulose
d) Chitin
Correct answer: a) Starch | 175 | 3 | Loading... |
32 Which molecule is formed during the b-pyruvate decarboxylation step in aerobic conditions?
a) Acetyl-CoA
b) NADH
c) FADH2
d) GTP
- Correct answer: a) Acetyl-CoA
Where does the citric acid cycle (Krebs cycle) occur?
a) Cytoplasm
b) Nucleus
c) Golgi apparatus
d) Mitochondria
- Correct answer: d) Mitochondria
What is the main function of acetyl-CoA in cellular metabolism?
a) To participate in protein synthesis
b) To deliver acetyl groups to the citric acid cycle
c) To synthesize fatty acids
d) To generate ATP directly
- Correct answer: b) To deliver acetyl groups to the citric acid cycle
Which enzyme phosphorylates fructose during fructose metabolism?
a) Fructokinase
b) Galactokinase
c) Glucokinase
d) Hexokinase
- Correct answer: a) Fructokinase
Which pathway involves the breakdown of oligosaccharides into monosaccharide units?
a) Pentose phosphate pathway
b) Glycolytic pathway
c) TCA cycle
d) Oligosaccharide metabolism pathway
- Correct answer: d) Oligosaccharide metabolism pathway | 126 | 2 | Loading... |
33 يي🌚 | 275 | 0 | Loading... |
34 متاكده؟ | 280 | 0 | Loading... |
35 Glycolysis ➡️Cytoplasm.ينتجNADH,ATP
Pyruvate ➡️Mitochondria. تنتجNADH.
Krebs cycle ➡️NADH, FADH2,GTP | 305 | 21 | Loading... |
36 انزيمات (العملي) | 329 | 23 | Loading... |
37 Media files | 358 | 62 | Loading... |
38 بس هذني المطلوبات وبقيه الملزمه ترك | 343 | 33 | Loading... |
39 Media files | 235 | 0 | Loading... |
Repost from محاضرات كروب B
سلام عليكم طلاب
هذا الكروب فقط للمكملين وزاري
ابلش وياكم من يوم 11
https://t.me/+kGniRiV_uZs1NTNi
Acts as an antioxidant, protecting cells from damage .
Anonymous voting
- Vitamin E
- Vitamin A
- Vitamin K
Essential for vision, immune function, and skin health .
Anonymous voting
- Vitamin E
- Vitamin A
- Vitamin k
Eicosanoids are a diverse group of signaling molecules derived from saturated acids,
particularly arachidonic acid
Anonymous voting
- F
- T
Mineralocorticoids function is
Involved in the regulation of electrolyte balance, particularly sodium and potassium .
Anonymous voting
- T
- F
the metabolism of monounsaturated fatty acids is a statistic process involving digestion,
Anonymous voting
- F
- T