Matter is defined as anything that occupies space and has mass. All tangible substances, including living organisms, are made from matter.
Inchemistry:
In more formal terms chemistry is the study of matter and the changes it can undergo. ... Chemists sometimes refer to matter as 'stuff', and indeed so it is. Matter is anything that has mass and occupies space.
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In biology :
Matter is defined as anything that occupies space and has mass. All tangible substances, including living organisms, are made from matter.
In chemistry:
In more formal terms chemistry is the study of matter and the changes it can undergo. ... Chemists sometimes refer to matter as 'stuff', and indeed so it is. Matter is anything that has mass and occupies space.