Now, common sense should tell us that if the heart is beating at 110 bbp at 21 days, then the four chamber heart is fully functional at 21 days, which would mean one, or more of the first cells to develop after fetilization WILL be the HEART.
I am willing to bet the Brain is not far behind.
But, the fact is, if it is growing, IT IS ALIVE.
I am willing to bet the Brain is not far behind.
But, the fact is, if it is growing, IT IS ALIVE.
09:50 AM - Mar 30, 2025
(E)
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