1.

Write the features tha distinguish between the two. (i) Plasma and serum (ii) Open and closed circulatory system (iii) sino-atrial node and atrio-ventricular node

Answer»

Write the features tha distinguish between the two.

(i) Plasma and serum

(ii) Open and closed circulatory system

(iii) sino-atrial node and atrio-ventricular node



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