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Membrane Structure
Terminology
Transport
Function
Miscellaneous
100
Phospholipids
What is the primary component of "Biological Membranes"?
100
"Hates water"
What is Hydrophobic?
100
Natural movement of a substance down it's concentration gradient.
What is "Diffusion"?
100
The primary purpose of biological membranes
What is to form a "protective barrier"?
100
Proteins attached to the outside (hydrophilic side) of the membrane.
What is "peripheral protein"?
200
Dual
What is the number of layers that a typical "cell membrane" has?
200
Non-polar molecules containing only [H] Hydrogen and [C] Carbon
What is a Lipid?
200
The process of diffusion, when specifically referring to water.
What is "Osmosis"?
200
The idea that some items can pass through the membrane easily, while others cannot.
What is "selective permeability"?
200
The common term used to describe the membranes overall structure and movement.
What is "Fluid Mosaic Model"?
300
Creates a hydrophobic barrier within the membrane
What is the fatty acid tails of the phospholipid?
300

The capital of Japan

What is Tokyo?

300
The process by which material is "assisted" across the membrane, without requiring energy.
What is "Facilitated Transport"?
300
Sections of "cell membrane" that are used to transport (bulk), material into and out of the cell.
What is "transport vesicle"?
300
The specialized integral proteins that allow water (H20) to freely pass through the membrane.
What is "Aquaporin"?
400
Complex molecules that are imbedded "within" or "across" the membrane.
What is an "Integral Protein"?
400
Process of natural distribution of a substance from areas of high concentration to low concentration.
What is "Diffusion"?
400
The process by which substances are moved "against" their concentration gradient, requiring energy.
What is "Active Transport"?
400

A Grade

What is the grade I will obtain in my AS Level Biology Exams?

400
The term used to describe the "battery-like charge" that is created by ion concentration gradients.
What is "membrane potential"?
500
Steroid that is responsible for maintaining the membranes "fluid" state.
What is "Cholestrerol"?
500
When an external environment (solution) has a higher level of "solute" than a cell, it is said to have what type of tonicity?
What is Hypertonic?
500
The transport process by which large substances or volumes of liquid are brought "into" the cell.
What is "Endocytosis" (or bulk transport)?
500

The closest star to the Earth

What is "The Sun"?

500

What components (organelles) of the cell are NOT protected by biological membranes?

cytoskeleton, ribosomes and centrioles