DP SL Biology 1.4 - Membrane Transport

DP SL Biology 1.4 - Membrane Transport

​

Poll

How are you feeling about this topic, of Membrane Transport?

• Good

• If I'm being honest here, I don't remember a whole lot about it

• Meh

• Why are they transporting membranes anyways?

Draw

Draw the phospholipid bilayer, from memory

Multiple Choice

Involves movement along a concentration gradient

• Active Transport

• Passive Transport

Multiple Choice

What is diffusion?

• when molecules move from a low concentration to a high concentration 
• when molecules move from a high concentration to a low concentration.
• no movement 
• molecules move everywhere

Multiple Choice

Sometimes passive transport does transport molecules against the concentration gradient

• True

• False

Multiple Choice

Passive Transport is the movement of particles _________ the concentration gradient.

• with

• against

• opposing

• throughout

Multiple Choice

Passive Transport uses ____ energy

• no

• a lot of

• a little bit of

• some

Multiple Choice

Diffusion & Facilitated Diffusion are both __________ transport.

• Passive

• Active

• Easy

• Free

Multiple Choice

If a cell containing 5% salt is placed into a glass of water with 20% salt, the water is _______ compared to the cell.

• hypertonic-

• hypotonic

• isotonic

Multiple Choice

If a cell containing 5% salt is placed into a glass of water with 4% salt, the glass of water is _______ compared to the cell.

• hypertonic-

• hypotonic

• isotonic

Multiple Choice

If a cell containing 5% sugar is placed into a glass of water with 4% salt, the glass of water is _______ compared to the cell.

• hypertonic-

• hypotonic

• isotonic

Multiple Choice

If a cell containing 5% sugar is placed into a glass of water with 4% sugar, the glass of water is _______ compared to the cell.

• hypertonic-

• hypotonic

• isotonic

Multiple Choice

If a cell containing 5% salt is placed into a glass of water with 5% sugar, the glass of water is _______ compared to the cell.

• hypertonic-

• hypotonic

• isotonic

Multiple Choice

When you cook pasta, you add salt to the water. What is the solvent?

P.S. The pasta detail is not super important, but it really is if you want to make the high grade pasta

• salt

• water

• saltwater

• pasta

Multiple Choice

Hydrolysis is a chemical process in which a molecule of water is added to a substance

• True

• False

Open Ended

What is another name of hydrolysis? This will help you when you are researching and reading, as there are different names in use

Multiple Choice

How many phosphates are there in ATP?

• 1

• 2

• 3

• yes, there they are there

Multiple Choice

This organelle takes proteins and moves them to the Golgi apparatus

• Ribosome

• Cell Membrane

• Nucleus

• Rough ER

Multiple Choice

Endocytosis is defined as

• the movement of large molecules from the inside of the cell to the outisde of the cell using channel proteins.

• the movement of large molecules from the inside of the cell to the outisde of the cell membrane vesciles.

• the movement of large molecules from the outside of the cell to the inside of the cell using membrane vesciles.

• the movement of large molecules from the outside of the cell to the inside of the cell using channel proteins.

Multiple Choice

Exocytosis is the movement of

• any type of substance from outside the cell to the inside of the cell.

• very large substances from outside the cell to the inside of the cell.

• any type of substance from inside the cell to the outside.

• very large substances from inside the cell to the outside.