Question

Two types of transport of molecules across a cell membrane are:
Transport 1: Solute molecules move across the cell membrane along their concentration gradient; requires no energy expenditure.
Transport 2: Solute molecules move across the cell membrane against their concentration gradient; requires expenditure of energy.

Answer 1

Which statement is CORRECT?
A) Transport 1 describes passive transport by diffusion.
B) Transport 2 describes passive transport by the Na+/K+ pump.
C) Transport 2 describes passive transport by a carrier protein.
D) Transport 1 describes facilitated transport of substances through the membrane.

Answer 2

@theDeviliscoming

Answer 3

i think its A

Answer 4

I trust devil on this one