Biochemistry ( وزاري )
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قناة لِشرح البايوكمستري الوزاري /كُلية الصيدلة..♥️
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-تأشيرات باايو لِـ بعد المد

- Enzymes


- Nutrition


- Cell membranes +Mcq


- Protein 2+3


- ركزوا بس ع الأشياء يلي كاالو عليههههاا مُهمة،لأن بس هي تجي+أذا تريدون تأشيرات لِ ماادة قبل المد هم موجودة،
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Biochemistry ( وزاري ) pinned «-تأشيرات باايو لِـ بعد المد - Enzymes - Nutrition - Cell membranes +Mcq - Protein 2+3 - ركزوا بس ع الأشياء يلي كاالو عليههههاا مُهمة،لأن بس هي تجي+أذا تريدون تأشيرات لِ ماادة قبل المد هم موجودة،»
الnucleic acid ماداخلة بالفاينل فماكو محاضرة نظري اليوم 🔥
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Mcq cell membrane 👇
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The selective permeabilities of cell membrane are provided mainly by
Anonymous Quiz
5%
pumps
9%
channels
86%
Both of them
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The plasma membrane also
exchanges material with the extracellular environment by
Anonymous Quiz
2%
endocytosis
13%
exocytosis
85%
endocytosis and exocytosis
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the plasma membrane plays key roles in cell cell interactions and in transmembrane signalling
Anonymous Quiz
18%
False
82%
True
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Extracellular fluid contain
Anonymous Quiz
11%
Na+ and Ca2+
84%
Na+ and Ca2+ and Cl-
5%
Na+ and k+
🕊1
glucose is
higher in ........... and protein is higher in ..............
Anonymous Quiz
81%
Extracellular fluid, intracellular fluid
19%
Intracellular fluid, extracellular fluid
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The Glycosphingolipid mainly located in the plasma membranes of cell
Anonymous Quiz
28%
Glucosylceramide (cerebrosides)
4%
Ganglioside
63%
Both of them
5%
None of them
🕊1
The most common sterol in membranes is ................ which resides
mainly in the plasma membranes of mammalian
Anonymous Quiz
95%
Cholesterol
5%
👆🦦
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Cholesterol can also be
found in lesser quantities in ............, ..............., and ...........
Anonymous Quiz
3%
Mitochondria
2%
Golgi complexes
1%
Nuclear membrane
94%
All of them
🕊2
According to : Permeability coefficients
H2o= 10-²
Na= 10 -¹² Cl = 10 -¹⁰ Which one is more permeability?
Anonymous Quiz
77%
H2o
17%
Na
5%
Cl
🕊1
Molecules that move rapidly through a given membrane are said to have a ............permeability coefficient
Anonymous Quiz
11%
Low
89%
High
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systems move two
molecules in opposite directions(eg, Na+ in and Ca2+ out).
Anonymous Quiz
78%
Antiport
9%
Uniport
13%
Symport
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moves
these solutes in the same direction
Anonymous Quiz
24%
Uniport
8%
Antiport
68%
Symport
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