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3A Introduction to the plasma membrane

Authored by Andrew Fry

Biology

11th Grade

Used 12+ times

3A Introduction to the plasma membrane
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7 questions

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1.

DROPDOWN QUESTION

1 min • 1 pt

The inside of the cell is referred to as the​ (a)   and the outside of the cell is known as the ​ (b)   .

intracellular environment
extracellular environment

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

The plasma membrane is selectively permeable. What does this mean?

All molecules can pass through the membrane

Some molecules can pass through the membrane

No molecules can pass through the membrane

3.

LABELING QUESTION

1 min • 1 pt

Label the following diagram of a plasma membrane.

a
b
c
d
protein channel
carbohydrate
cholesterol
phospholipid

4.

CATEGORIZE QUESTION

3 mins • 1 pt

Classify the following as characteristics of the head or tail of a phospholipid.

Groups:

(a) Head

,

(b) Tail

Hydrophobic

Attracted to water

Non-polar

Phosphate

Fatty acids

Hydrophilic

Repelled by water

Polar

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following shows the correct arrangement of a phospholipid bilayer?

Media Image
Media Image
Media Image

6.

MATCH QUESTION

1 min • 1 pt

Match the following structures found in the plasma membrane with their functions.

Carbohydrates

Cell-cell communication, signalling and adhesion.

Proteins

Regulating the fluidity of the membrane

Cholesterol

Transport, catalysis, communication and adhesion

7.

DROPDOWN QUESTION

1 min • 1 pt

The plasma membrane can be described as ​ (a)   as the phosopholipids are always moving around, and as ​ (b)   as it has many carbohydrates and proteins embedded in it.

fluid
a mosaic
non-permeable

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