This is Circulation !!
Pathway of the blood from Heart to Lungs to Heart then the whole body !!
Magnitude and direction
Explanation:
A vector quantity has both magnitude and direction. This is different from a scalar quantity that has only magnitude but no direction.
- Examples of vectors are velocity, acceleration, displacement, momentum e.t.c
- These quantities are physical quantities in which their magnitude has specific directions through which they are channeled.
Learn more:
Vector change brainly.com/question/1910409
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I don’t feel like answering all that but....
C=G G=C T=A A=U
A disease is a biotic factor