Active transport is defined as the movement of molecules up a concentration gradient from low to high, using energy.
Endocytosis and exocytosis are forms of active transport. What is active transport?(1 point)
Responses
the movement of molecules down a concentration gradient from high to low, using no energy
the movement of molecules down a concentration gradient from high to low, using no energy
the movement of molecules down a concentration gradient from high to low, using energy
the movement of molecules down a concentration gradient from high to low, using energy
the movement of molecules up a concentration gradient from low to high, using no energy
the movement of molecules up a concentration gradient from low to high, using no energy
the movement of molecules up a concentration gradient from low to high, using energy
the movement of molecules up a concentration gradient from low to high, using energy
7 answers
What does it mean for an environment to be isotonic?(1 point)
Responses
The concentration of solute is greater in the environment than inside the cell.
The concentration of solute is greater in the environment than inside the cell.
The concentration of solute in the environment and the concentration inside the cell are at equilibrium.
The concentration of solute in the environment and the concentration inside the cell are at equilibrium.
The concentration of solute is greater inside the cell than in the environment.
The concentration of solute is greater inside the cell than in the environment.
The concentration of solute in the environment is different from the concentration inside the cell.
Responses
The concentration of solute is greater in the environment than inside the cell.
The concentration of solute is greater in the environment than inside the cell.
The concentration of solute in the environment and the concentration inside the cell are at equilibrium.
The concentration of solute in the environment and the concentration inside the cell are at equilibrium.
The concentration of solute is greater inside the cell than in the environment.
The concentration of solute is greater inside the cell than in the environment.
The concentration of solute in the environment is different from the concentration inside the cell.
An environment is considered isotonic when the concentration of solute in the environment and the concentration inside the cell are at equilibrium.
Cells dispose of large waste molecules through a process called(1 point)
Responses
endocytosis.
endocytosis.
exocytosis.
exocytosis.
diffusion.
diffusion.
osmosis.
Responses
endocytosis.
endocytosis.
exocytosis.
exocytosis.
diffusion.
diffusion.
osmosis.
Cells dispose of large waste molecules through a process called exocytosis.
What is a cell?(1 point)
Responses
the basic unit that controls the organization and structure in some living organisms
the basic unit that controls the organization and structure in some living organisms
the basic unit that controls the organization and structure in all organisms
the basic unit that controls the organization and structure in all organisms
the reproductive process in which a single unit produces two new, identical units
the reproductive process in which a single unit produces two new, identical units
the reproductive process in which a single unit produces four new, unique units
Responses
the basic unit that controls the organization and structure in some living organisms
the basic unit that controls the organization and structure in some living organisms
the basic unit that controls the organization and structure in all organisms
the basic unit that controls the organization and structure in all organisms
the reproductive process in which a single unit produces two new, identical units
the reproductive process in which a single unit produces two new, identical units
the reproductive process in which a single unit produces four new, unique units
A cell is defined as the basic unit that controls the organization and structure in all organisms.
7 answers