Monday, December 30, 2019

How cells learn to 'count'

One of the wonders of cell biology is its symmetry. Mammalian cells have one nucleus and one cell membrane, and most humans have 23 pairs of chromosomes.

from Top Health News -- ScienceDaily https://ift.tt/2F7GBIm

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Two monster black holes just collided — it’s so massive, it shouldn’t exist

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