Cells and Body Systems

Science

Cells and Body Systems Chapter Video

Cells and Body Systems Chapter Video

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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