Osmosis/Diffusion and Cell Membrane

Th cell membrane is formed of a ...?

• Cellulitis

• Lipid Bi-layer

• Proteins

• Fats and Proteins

What does the term "mosaic" mean?

• something comprised of only one big piece

• something comprised of small pieces with no interaction towards each other

• something comprised of many small pieces put together to form something bigger

• something comprised a few large important pieces put together

This red blood cell was place in which type of solution

• Isotonic

• Distilled Water

• Hypertonic

• Hypotonic

The 2 types of proteins found in the cell membrane are...?

• Trans-membrane

• Transversal

• Inter-cellular

• Peripheral

What is Osmosis?

• The movement of molecules from an area of higher concentrations to an area of lower concentrations

• The movement of mostly water and only some particles from an area of higher concentrations to an area of lower concentrations

• The movement of water molecules from an area of higher concentrations to an area of lower concentrations

• A permeable membrane

The solute is...?

• a substance that is difficult to work with if heat is not used to disrupt it

• a substance, usually liquid, into which something is dissolved in

• a uniform combination of 2 liquids

• the substance being dissolved into the another substance

Some functions of proteins in the membrane include

• Cell-Cell Recognition

• Signal Transduction

• Cellular Oxygenation

• Enzymatic Activity

• Cholesterol Reservoir

What type of solution is this picture depicting in a plant cell?

• Hypotonic solution

• Hypertonic solution

• Distilled Water

• Isotonic solution

Inter-cellular joining is not a function carried out by proteins in the cell membrane.

• True

• False

The particle movement from an area of higher concentration to an area of lower concentration is known as...?

• Osmosis

• Diffusion

• Difission

• Enzymosis