A) For each of the following statements determine if they are true (T) or false (F). • The primary active transport of H' via proton pump, establishes a proton gradient across the membrane. ISelect) • The intracellular pH is lower than the extracellular pH. Select] • Lactose transporter is an example of antiport. Select ) • Transport of lactose against its concentration gradient is entirely dependent on inflow of H" down their electrochemical gradient. ISelect)

Human Anatomy & Physiology (11th Edition)
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Chapter1: The Human Body: An Orientation
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The transport system of lactose in E.coli is shown below:
Lactose
transporter
H+
H+
Lactose
(outside)
H+
H+
H+
H+
Proton pump
H*
+ ++
Lactose
(inside)
ADP + P,
H*
H+
ATP
H*
A) For each of the following statements determine if they are true (T) or false (F).
• The primary active transport of H" via proton pump, establishes a proton gradient across the
membrane. 1 Select )
• The intracellular pH is lower than the extracellular pH. [Select]
- Lactose transporter is an example of antiport. Select]
Transport of lactose against its concentration gradient is entirely dependent on inflow of H"
down their electrochemical gradient. ISelect]
B) What would happen with the transport of Lactose if an antimicrobial agent triclosan is added?
Triclosan is a proton onophore.
I Select]
Transcribed Image Text:The transport system of lactose in E.coli is shown below: Lactose transporter H+ H+ Lactose (outside) H+ H+ H+ H+ Proton pump H* + ++ Lactose (inside) ADP + P, H* H+ ATP H* A) For each of the following statements determine if they are true (T) or false (F). • The primary active transport of H" via proton pump, establishes a proton gradient across the membrane. 1 Select ) • The intracellular pH is lower than the extracellular pH. [Select] - Lactose transporter is an example of antiport. Select] Transport of lactose against its concentration gradient is entirely dependent on inflow of H" down their electrochemical gradient. ISelect] B) What would happen with the transport of Lactose if an antimicrobial agent triclosan is added? Triclosan is a proton onophore. I Select]
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