The smallest functional unit of all living things
What is a cell?
The ratio of the cell's surface area to its volume
What is the surface-area-to-volume ratio?
The organelle that controls what comes in and out of the cell
What is a cell membrane?
The parts of a cell that make proteins with amino acid
What are ribosomes?
The way the parts of an organism is arranged
What is structure?
A group of cells that have a similar job
What is a tissue?
The three basic properties of all cells
What is the cell theory?
A jelly-like fluid that holds the organelles of a cell
What is cytoplasm?
The organelle that stores materials
What is a vacuole?
What is function?
A group of tissues that do a specific function
What is an organ?
An organism with only one cell
What is a unicellular organism?
The control center of the cell that contains DNA
What is a nucleus?
The rigid outer layer of a plant cell
What is a cell wall?
The system that breaks down food chemically and mechanically
What is the digestive system?
A group of organs that work together to do a task
What is an organ system?
A unicellular organism with cells that have no membrane-bound organelles
What is a prokaryote?
The organelle that breaks down food by using cellular respiration
What is a mitochondrion?
The organelle in plants that makes food with photosynthesis
What is chloroplast?
The system that helps an organism breathe
What is the respiratory system?
A living thing(can be made up of one or more cells)
What is an organism?
An organism that has its DNA in the nucleus of the cell
What is a eukaryote?
The organelle that has passageways to transport materials
What is the endoplasmic reticulum?
The organelle in a plant cell that stores water
What is the large central vacuole?
The system that removes waste
What is the excretory system?