Answer:
The ventricles of the heart have thicker muscular walls than the atria. This is because blood is pumped out of the heart at greater pressure from these chambers compared to the atria. ... This is due to the higher forces needed to pump blood through the systemic circuit (around the body) compared to the pulmonary circuit.
Explanation:
The Human Heart — PT Direct
<span><span>Chaetognaths worms </span>are the transparent worms that prey on the other plankton.
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Answer:
He's male so he received an 'x' chromosome from his mother and a 'y' chromosome from his father
There is an irruption
Lava gets cooled with water (lake)
It turns to magma
