Organelles
Cell Membrane
Transport
Osmosis & Water Potential
Potpourri
100

Which organelle is responsible for making proteins?

Ribosomes

100

What is the term for something that is partially hydrophilic and partially hydrophobic such as a phospholipid?

Amphipathic

100

Bulk transport out of a cell is called what?

Exocytosis

100

What is the pressure potential in an open beaker?

0 bars

100

Is a larger or smaller SA:V ratio better?

Larger

200

Which organelle is responsible for containing enzymes and breaking down substances?

Lysosome

200

What are the two possible names for proteins that go all the way through both layers of the cell membrane?

Integral and transmembrane

200

Any molecules moving from an area of high concentration to low concentration is what type of transport?

Passive

200

What is the name of the channel protein that moves water?

Aquaporins 

200

Which organelle fuses with the cell membrane to move materials out of the cell?

Vesicle

300

The organelle responsible for the conversion of light energy into chemical energy is what?

Chloroplasts

300

Which part of the phospholipid is hydrophilic?

Phosphate Heads

300

Protein pumps require what form of energy?

ATP

300

If a cell is placed in a solution and there is minimal change in mass after letting it soak for 15 min what does that mean?

The solution and the cell are isotonic.

300

Diffusion through a protein is called what?

Facilitated Diffusion

400

Which type of cell has no nucleus or membrane bound organelles?

Prokaryotic/Bacterial

400

Does a membrane have more fluidity if it is saturated or unsaturated?

Unsaturated

400

Name a protein that moves molecules from high to low concentration.

Channel protein/carrier protein/Gated Ion Channel Proteins

400

If there is more salt in a beaker than inside a cell, where will water move?

Into the Beaker

400

How do cells of the small intestine increase their surface area?

Villi & microvilli

500

The part of the golgi closest to the endoplasmic reticulum is called what?

Cis Face

500

What cell membrane structure is responsible for decreasing fluidity in the heat, and increasing fluidity in the cold?

Cholesterol

500

Liquid moving into a cell in bulk is specifically called what?

Pinocytosis

500

If a cell’s water potential is -3 bars, and a beaker’s water potential is -7 bars, where will water move?

Into the beaker/out of the cell

500

What is the system that is responsible for shipping a protein called?

Endomembrane System