Question

Give reasons :
a) ventricle have thicker muscular walls than atria
b) During the day time ,water and minerals travel faster through xylem as compared to the night time
c) Transport system in plants is slow​

Answer 1

Answer:

l will try to tell answers

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Answer 2

Explanation:

Ventricles have thicker muscle walls than the atria as more pressure is created when the blood is pushed from the atria to the ventricles. They must have the capacity to sustain the pressure.