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Cells and Organelles
Question | Answer |
---|---|
what cell parts are found in plant cells only? | cell wall and chloroplasts |
How are vacuoles different in plant and animal cells? | Plant cells usually have one large vacuole for storing water |
Do plant an animal cells have a cell membrane? | Yes. In plant cells the cell membrane is usually pushed up against the cell wall (so it isn't visible). |
What is an organelle? | A small part of a cell with a specific function (job). |
Why are cells important? | All living things are made of cells. They carry out the life processes. |
"____ is the central portion of the cell it contains DNA which controls the cells activities" | Nucleus |
The flexible boundary of the cell is the _____. It controls which substances enter and leave the cell | cell membrane |
The _______ is a rigid outer cell boundary that provides support to the plant. | cell wall |
The jelly-like filler of the cells is called _____. | cytoplasm |
"Sac-like structures that can store water food or waste are called _____." | vacuoles |
_____ are oval-shaped structures that break down nutrients for the cell to have energy. | mitochondria |
_____ are small structures that make proteins. | ribosomes |
The ____ is made of connected membrane cavities that act as a 'highway' for transport of proteins. | ER (endoplasmic reticulum) |
Folded pancake-like membranes that package proteins for export out of the cell are the ____. | Golgi bodies |
___ are small sacs filled with digestive juices that break down and dispose of worn out cell parts and waste | lysosomes |
What happens to a cell in salt water? | "Water will leave the cell. This is called plasmolysis. You saw this in lab with Elodea |
What does unicellular mean? | one-celled |
What does multicellular mean? | many-celled |
What are characteristics of (only) prokaryotes? | "Prokaryotes are bacterial cells. They are small single celled organisms that do not have a nucleus. |
What are characteristics of (only) eukaryotes? | "Eukaryotes are plant and animal cells. They have a nucleus. |
What are characteristics of ALL cells (prokaryotes and eukaryotes)? | "All have DNA |