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Unit 2 Day 4: Cell Membrane + Active Transport Hw#3

Authored by Nia-Olivia Hermit

Biology

9th Grade

Used 3+ times

Unit 2 Day 4: Cell Membrane + Active Transport Hw#3
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20 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of biological macromolecule is the main component of the plasma membrane?

carbohydrate

lipid

protein

nucleic acid

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is NOT TRUE about the cell membrane?

It controls what enters and leaves the cell
Semipermeable
Phospholipid bilayer
Contains digestive enzymes

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What forms the channels and pumps in the phospholipid bilayer?

carbohydrates
proteins
hydrophilic heads 
lipids

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

___________ have 2 functions in the cell membrane.
1.) They act like gatekeepers, only let certain things in. 
2.) Enzyme receptors embedded in the membrane.

Carbohydrates 
Proteins 
Phospholipids 
Cholesterol

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Something is ___________ ____________
when some molecules can cross the membrane while others cannot. 

Selectively (or Semi) Permeable 
Totally Transparent
Liquid Licorice 
Heavily Patrolled 

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

A phospholipid has 2 parts. What are they called? 

Hydrophilic Head, Hydrophobic Tail 
Hydrophobic Head, Hydrophilic Tail 

7.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Another term for equilibrium is...

Equality
Babycakes
Homeostasis
Balance

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