Cells Unit

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Cell Wall
The protective and supportive layer of a plant cell
Cell Membrane
Controls what substances enter and leave the cell.
Nucleus
The control center of the cell.
Mitochondria
Produces energy for the cell; referred to as the "powerhouse"
Chromosomes
Structures inside the nucleus that contain instructions for the cell.
Endoplasmic Reticulum (ER)
A maze of passageways that help move materials around the cell.
Golgi Apparatus
Folded membranes that receive, package, and distribute materials.
Chloroplast
Green structures in a plant cell that capture sunlight to make food.
Ribosomes
Produce proteins.
Cytoplasm
Gel-like fluid in the cell that holds all the organelles in place.
Lysosomes
Break down materials and wastes for the cell.
Vacuole
Store materials for the cell.
Epithelial
This term refers to skin.
Osteo-
This prefix means "bone"
Neuron
Nerve cells are called this.
Muscle
These types of cells are meant for movement.
Tissue
Blood is considered which level of organization?
Osmosis
Process of water diffusing from areas of high concentration to low concentration.
Diffusion
Process of small molecules moving from high concentration to low concentration.
Passive Transport
Type of transport that requires no energy.
Active Transport
Type of transport that requires energy.
Endocytosis
The process of the cell taking in very large particles.
Exocytosis
The process of the cell getting rid of very large particles.
Lipids
Compound that includes fats, oils, and waxes as examples.
Carbohydrates
Give the cell energy; examples include starches and sugars.
Proteins
Compounds that provide structure and function for a cell; example is enzymes.
Nucleic Acids
Compounds that contain instructions for the cell; examples include DNA and RNA.
Cell
The basic building block of life.
Tissue
A group of similar cells working together.
Organ
A group of similar tissues working together.
Organ System
A group of organs working together to perform a specific function.
Organism
A living thing that can perform all basic life functions.
Selectively permeable
The name for the cell membrane because it controls which substances can enter or leave the cell.
Chloro-
This prefix means "Green"
Cyto-
This prefix means "Cell"