All About Cells
Finish the following statement of The Cell Theory:
All living things are composed of ______________.
cells
This contains all of the information and genetic material of the cell.
What is the nucleus?
The process by which cells maintain a stable internal environment, even when the external environment is constantly changing.
What is homeostatis?
What is one organelle that is found in a plant cell that is not found in an animal cell?
1. cell wall
2. chloroplasts
3. chlorophyll
4. central vacuole
Finish the following statement of The Cell Theory:
Cells are the basic unit of ______________ and _______________ in living things.
structure, function
What is the jelly-filled space inside a cell called?
What is the cytoplasm?
This is an organism that consists of a single cell.
What is a unicellular organization?
The movement of water across a membrane.
What is osmosis?
Finish the following statement of The Cell Theory:
New cells are produced from _________________ cells.
pre-existing
What structure controls the movement of substances into and out of the cell?
What is the cell membrane?
Groups of tissues that function as a unit.
What is an organ?
The movement of substances across a cell membrane without the use of energy from an area of high concentration to an area of low concentration.
What is passive transport?
What is diffusion?
All cells have three basic characteristics, name one.
1. All cells have a cell membrane.
2. All cells have cytoplasm.
3. All cells have DNA.
What structure modifies and packages cell products?
What is the Golgi Apparatus?
What is an organelle?
What process might occur if too much water leaves the cell?
What is plasmolysis?
The definition of a cell is...
the smallest part of a living thing that carries out all processes of life.
This structure produces the energy necessary for the cell’s survival and functioning through cellular respiration.
What is the mitochondria?
What is an organ system?
What process might occur if too much water enters the cell?
What is cytolysis?