Radience

Cells and Body Systems

Science

cell

the basic unit of life
cell Simple Definition

cell membrane

the cell boundary that controls what enters and leaves the cell
cell membrane Simple Definition

cellular respiration

cells using oxygen to produce energy from food
cellular respiration Simple Definition

cytoplasm

a jellylike material in a cell
cytoplasm Simple Definition

multicellular

an organism that is made up of many cells, like all animals, plants and fungi
multicellular Simple Definition

nucleus cell

the control center of a cell
nucleus cell Simple Definition

organ

a group of tissues that work together to perform a function, like the heart, liver or stomach
organ Simple Definition

organ system

a group of organs that work together to perform a specific function, like the digestive system
organ system Simple Definition

organelle

a structure in a cell's cytoplasm specialized to perform a function
organelle Simple Definition

organism

any living thing
organism Simple Definition

tissue

a group of similar cells working together to perform the same function
tissue Simple Definition

unicellular

an organism made of a single cell
unicellular Simple Definition

vacuole

the cell organelle that stores materials
vacuole Simple Definition

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