How are animals organised ?

CELLS TISSUE ORGANS SYSTEM

Animals cells

CellsMULTICELLULAR ORGANISMS HAVE MANY TYPES OF CELLS .THE CELLS ARE DIFFERENT SHAPES ACCORDING TO THEIR FUNCTION .THIS IS A MUSCLE CELL .THE SHAPE OF THE CELL HELPS IT COMBINE WITH OTHER TO FORM STRONG ,FLEXIBLE MUSCLES.

TISSUE

CELLS JOIN TOGETHER TO FORM TISSUE. EACH TYPE OF TISSUE HAS A ESPECIFIC FUNCTION. THIS TICTURE SHOWS LONG , THIN MUSCLE CELLS FORMING

MUSCLE TISSUE.

ORGANS ARE MADE UP OF DIFFERENT TISSUE. THE HEART IS AN ORGANED FORMED FROM MUSCLE TISSUE THAT

PUMPS BLOOD AND FIBROUS TISSUE THAT MAKES UP THE VALVES

Organs

SYSTEM ARE GROUPS OF ORGANS THAT WORK TOGETHER TO PERFORM FUNCTION.

FOR EXAMPLE , OUR BODY HAS A CIRCULATORY SYSTEM THAT IS MADE UP OF THE HEART , BLOOD , BLOOD VESSELS AND LYMPH

System

FINAUTORA:

DAIRA DONOSO 5 C