A cell expends energy when moving substances against a gradient during ____.
A) symport
B) passive diffusion
C) active transport
D) facilitated diffusion
E) antiport
Correct Answer:
Verified
Q2: Generally, the energy for pumping protons outside
Q3: Aquaporins are _.
A) channel proteins for water
B)
Q4: The longest limb on the Angel Oak
Q5: When the protoplast shrinks away from the
Q6: Consider a living plant cell in a
Q8: Sucrose moves into a cell against its
Q9: Phloem does not transport _.
A) carbohydrates
B) hormones
C)
Q10: The Angel Oak on Johns Island, South
Q11: The typical movement of xylem sap from
Q12: The membrane potential refers to the _
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