الامتحان الثاني للعلوم الحياتية 1||اللجان الطلابية
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Q1           Score:  1
 simple diffusion
 faciliated diffusion
 active transport
 cotransport
 pinocytosis
Q2           Score:  1
 hypertonic
 isotonic
 hypotonic
 any of the above
Q3           Score:  1
 changing the shape of the enzyme
 binding with the substrate
 blocking the active site of the enzyme
 modifying the product of reaction
Q4           Score:  1
 lipids
 nucleic acid
 proteins
 glycolipids
 all of them
Q5           Score:  1
 allosteric side
 N-terminus
 C-terminus
 active site
 none
Q6           Score:  1
 enzymatic activity
 RNA production
 facilitated diffusion
 hormonal receptors
 intracellular joining
Q7           Score:  1
 isotonis
 hypotonic
 hypertonic
 dead sea warter
Q8           Score:  1
 membrane lipids bilayer
 membrane aquaporin
 active transport system
 cotransport Na ions
 cotransport H+
Q9           Score:  1
 transport Na down their concentration gradient
 transport K down their concentration gradient
 an electrogenic pump
 transport Na and k through protein channel
 all of the above
Q10           Score:  1
 active transport
 endocytosis
 exocytosis
 facilitated diffusion
Q11           Score:  1
 cell movement
 Na an K pump
 glycolysis
 active transport
 diffusion
Q12           Score:  1
 coenzyme
 cofactor
 substrate
 product
 inhibitor
Q13           Score:  1
 DNA nucliotide
 an amino acid with 3 phosphate groups
 RNA nucleotide
 phospholipids
Q14           Score:  1
 glucose and oxgeyn
 glucose and water
 carbon dioxide and O2
 hydrocarbon and k ions
 both c and D
Q15           Score:  1
 hydrolysis
 synthesized
 loses phosphate groups
 A AND C
 None of the above
Q16           Score:  1
 facilitated diffusion
 exocytosis
 phagocytosis
 pinocytosis
 sodium potassium pamp
Q17           Score:  1
 (lowering activation of energy (EA
 increasing the amount of heat required to begin
 allowing reactant to reach transition state faster
 all of the above
 A and C are true
Q18           Score:  1
 receptor mediated endocytosis
 simple diffusion
 active transport
 facilitated diffusion
 cotransport with Na
Q19           Score:  1
 plasmolysis
 receptor mediated endocytosis
 exocytosis
 pinocytosis
 phagocytosis
Q20           Score:  1
 7.3
 1.2
 20.5
 180
 168
Q21           Score:  1
 enzyme and substrate
 ATP and mechanical work
 enderogonic and spontaneous
 none of the above
Q22           Score:  1
 decrease rate of the reaction
 lowering the activation of energy
 change the direction of chemical reaction
 permanently alter their structure by the reaction their catalyze
 provide activation energy for the reaction they catalyze
Q23           Score:  1
 require energy
 is highly specific for a particular molecule
 move molecule down their gradient only
 only B and c correct
 all of they are correct
Q24           Score:  1
 amphipathic
 sandwished between two layers of proteins
 hold togather by ester bond
 rarely move leterally
 both A and C
Q25           Score:  1
 pump excess water outside the cell
 help paramecium live in fresh water
 involved in phagocytosis
 involved in pinocytosis
 only A and B
Q26           Score:  1
 facilitated diffusion
 exocytosis
 endocytosis
 pinocytosis
 sodium potassium pump
Q27           Score:  1
 activiation energy
 kinetec energy
 thermal energy
 heat
 none of the following
Q28           Score:  1
 is the second step in the oxidation of glucose
 is processed used to oxidase fatty acid
 is a process used to delaminate amino acid
 is a process used to digest some polysacaride
 both B and C are true
Q29           Score:  1
 glygolipids
 saturated fatty acid
 cholestrol
 triglysarol
Q30           Score:  1
 plasmolysis
 receptor mediated endocytosis
 exocytosis
 pinocytosis
 phagocytosis


   



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