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On your answer sheet, Write True If the statement is correct and False If it is not correct.

16.The circulatory system is composed of in nerve cells and spinal cord
17.Leucocytes plays vital role in the body's immune system
18.Carbon dioxide is the gas given off during exhalation
19.Cell body maintains the health of a neuron.
20.Brain is the main organ of the respiratory system


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Respuesta :

Answer:

16.The circulatory system is composed of in nerve cells and spinal cord: TRUE

17.Leucocytes plays vital role in the body's immune system: true

19.Cell body maintains the health of a neuron.: false

20.Brain is the main organ of the respiratory system

true

Explanation:

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