The movement of substances into and out of a cell without the use of energy is called ___________.

Mechanism that moves materials across the cell membrane, against the concentration gradient. Using energy, the directional movement of substances from an area of low concentration to an area of high concentration is called ___________.

Which form of transport is number 1?

Which form of transport is number 2?

A form of active transport that removes materials from the cell.

Active transport that brings materials into the cell without passing through the cell membrane.

Chemical Messengers that regulate some body functions in multicellular organisms and to help balance to maintain homeostasis.

Which of the following is not a function of Hormones?

Process by which substances move directly through the cell membrane?

Process by which movement of water from an area of higher water concentration to an area of low water concentration through a semi-permeable membrane.

Process by which involves the help of a channel protein to move a substance from one side of the cell membrane to the other

Selectively permeable, meaning that only certain substances can go through.

Higher concentration of dissolved solute

Lower concentration of dissolved solute

When the concentration of dissolved solutes is the same inside the cell as it is outside the cell.

Which situation is Solution type 1?

Which situation is Solution type 2?

Which situation is Solution type 3?

Which process is taken place across the cell membrane in situation 1?

Which process is taken place across the cell membrane in situation 2?

Which process is taken place across the cell membrane in situation 3?

Identify part 1 of a Phospholipid Bilayer?

Identify part 1 of a Phospholipid Bilayer?

Identify part 1 of a Phospholipid Bilayer?

Which of the following is not a property of the cell membrane?

Placing plant cells in a hypotonic solution causes the plant cell membranes to shrink away from the cell wall.

When the cell membrane folds itself around the substance, this cavity or sac is called a _________?

1. Material is removed from cell
2. Cell membrane opens up
3. A vesicle or sac is formed around the unwanted material
4. The vesicle starts moving towards the cell membrane


What order does exocytosis take place?

Which is NOT an example of active transport?

Which is an example of diffusion?

The movement of substances into and out of a cell without the use of energy is called

The movement of water across a semipermeable membrane from an area of high water concentration to an area of low water concentration is called

A type of membrane which allows only certain molecules to pass through is called

A cell placed in a solution shrinks by the process of osmosis. What kind of solution is outside the cell?

If the solution surrounding a cell has a lower concentration of solutes than inside the cell, water will move into the cell through osmosis, causing it to expand. What kind of solution is surrounding the cell?