What is the Nucleus?
Controls all cell activity.
What is the Mitochondrion?
The powerhouse of the cell.
What is a Microscope?
A tool that lets us sees cells.
What are cells?
The basic unit of life.
What is Cell Theory?
The theory that all living things are made of cells, that cells are the basic unit of life, and that all cells come from pre-existing cells
What is Glucose?
Simple sugar used for energy.
What is the Cell Wall?
Gives plant cells shape and support.
What is the Cell Membrane?
The thin covering around all cells.
What is Carbon Dioxide?
A gas needed for photosynthesis.
What is Mitosis?
What is the Chloroplast?
The site of photosynthesis, found only in plant cells.
What is Chlorophyll?
A green pigment in plants that absorbs sunlight.
What is Active Transport?
Movement of materials using energy
What is the Vacuole?
Stores water, food, and waste products.
What are daughter cells?
Two cells produced after cell division.
What does "Selectively Permeable" mean?
Let's only certain things in and out of the cell; the cell membrane is selectively permeable.
What is Endocytosis? What is Exocytosis?
Endocytosis: Cell takes in large materials.
Exocytosis: Cell releases large materials.
What is Photosynthesis? What is Cellular Respiration?
Photosynthesis: A process that uses water, carbon dioxide, and sunlight to make glucose and oxygen.
Cellular Respiration: A process that uses glucose and oxygen to make carbon dioxide and water.
What are Heterotrophs? What are Autotrophs?
Heterotroph: An organism that eats autotrophs and other heterotrophs.
Autotrophs: An organism that can make food by itself.
What is the Lysosome?
Breaks down waste and old cell parts.
What is ATP?
An energy molecule made in the mitochondria used by the cell to meet high demands for energy.
What is Cytokinesis?
The division of the cytoplasm.
What is Diffusion?
Moves materials from high concentration to low concentration.
What is Osmosis?
Diffusion of water through a membrane.