3.5 Active Transport Flashcards
What is the key concept of this section?
Active transport requires energy input from a cell & enables a cell to move a substance against its concentration gradient.
Substance moves from low concentration to what?
High concentration
True or False
Substance moves from high concentration to low concentration.
False.
Substance moves from low concentration to high concentration.
Active transport is powered by what?
Chemical energy
Cells use what to maintain homeostasis?
Active transport
True or False
Active transport is powered by chemical energy.
True
True or False
Cells us active transport to maintain homeostasis.
True
Cells use energy to transport material via what?
Vesicles
A cell can import & export large materials or large amounts of materials in vesicles during the process of?
Endocytosis & exocytosis
What is endocytosis?
The process of taking material into the cell.
The process of taking material into the cell is known as what?
Endocytosis
Phagocytosis (cell eating) is a type of what?
Endocytosis
What is exocytosis?
The process of expelling material from the cell.
The process of expelling material from the cell is known as what?
Exocytosis
