cell membrane
Do all cells have a cell membrane?
Yes
Is the cell wall thin and flexible or rigid and supporting?
What is an organelle?
A cell part
Is the nucleus a large or small organelle?
One of the largest
What is the endoplasmic reticulum?
A network of membranes that produces proteins or lipids.
Is the cell membrane thin and flexible or rigid?
Thin and flexible
Purpose of the cell wall
To surround and protect the cell
What is the purpose of an organelle?
It’s a structure that builds cells.
Is a nucleus in all cells?
No
What do ribosomes do?
Make protein
Nickname for the cell membrane
The door
What are cell walls found in?
Plants, fungi, protists, and most bacteria.
What determines the function?
It’s unique structure
What does the nucleus contain?
DNA
Where are ribosomes found?
Attached to the ER or free in the cytoplasm.
Purpose of the cell membrane
Controls what enters and exits
What are plant cell walls made of?
Cellulose
What are organelles inside of?
The cytoplasm
What does the nucleus do?
Controls the cells activities
What does ER stand for?
Endoplasmic reticulum
What enters and leaves through the cell membrane?
Supplies enter and waste leaves
What are fungi cell walls made of?
Chitin
Nucleus, cell walls, ER, riboplasm.
What is the membrane that surrounds the nucleus?
The nuclear membrane
Are ribosomes and the endoplasmic reticulum attached?
Sometimes