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Hierarchy
Living
Non-living
Mixed
Mystery
100
The smallest unit of life.
What is a cell?
100
The lowest level of organization
What is a cell?
100
Tissue that provides structure and support in animals.
What is connective tissue?
100
Forms a barrier between the cell and its environment
What is the cell membrane?
200
A group of cells with the same function.
What is a tissue?
200
A group of tissues working together to perform a specific job?
What is an organ?
200
The level of organization of a leaf.
What is an organ?
200
The organelle which is found only in eukaryotic cells and contains DNA.
What is the nucleus?
200
Does not have a membrane bound nucleus.
What is a prokaryote?
300
Two or more organs working together to perform a specific job.
What is an organ system?
300
Forms the protective outer layer of skin.
What is epithelial tissue?
300
The type of tissue where photosynthesis occurs.
What is ground tissue?
300
The four types of animal tissue.
What are connective, nervous, muscle, and epithelial?
300
Undifferentiated cells in a zygote.
What are stem cells?
400
A human being is a ______________ organism and a bacteria is a _________________ organism.
What is multicellular and unicellular? Or: What is eukaryotic and prokaryotic?
400
Causes movement.
What does muscle tissue do?
400
Transports water and nutrients in plants.
What is vascular tissue?
400
The three types of plant tissue.
What is ground, vascular, and dermal?
400
The process by which cells become different types of cells.
What is cell differentiation?
500
Carries messages to and from the brain.
What does nervous tissue do?
500
The 5 levels of organization in order.
What is Cell --> Tissue --> Organ --> Organ System --> Organism
500
Type of tissue in plants that is similar to epithelial tissue in animals.
What is dermal tissue?
500
An example of a unicellular eukaryotic organism.
What is an amoeba?
500
The joining of an egg cell and sperm cell.
What is fertilization?