In what type of transport system does the carrier NOT directly split ATP to move a substance against its concentration gradient?
a. passive secondary transport
b. active primary transport
c. primary active transport
d. secondary active transport
e. carrier mediated diffusion
d
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A. ACTH B. epinephrine C. aldosterone D. cortisol
Which of the following is the most stable joint?
A) Coxal joint B) Humeroulnar joint C) Glenohumeral joint D) Tibiofemoral joint E) Humeroradial joint
An increase in the rate and depth of breathing causes a(n) ________ in blood CO2 concentration and a(n) ________ in blood pH.
A. decrease; decrease B. increase; increase C. decrease; increase D. increase; decrease
Identify the statement that best describes the characteristics of a voltage-gated ion channel. -the binding of a ligand to these channels causes a voltage change to occur on the cell's plasma membrane. -when a voltage change occurs on the plasma membrane, these channels are able to have ligands bind to them to cause them to open. -ATP causes these channels to open and force ions in and out of the cell, which creates a voltage on the plasma membrane.
What will be an ideal response?