Plant cells inherit knowledge of where's up and where's down from mother cell

Knowing which way is up and which way is down is important for all living beings. For plants, which grow roots into the soil and flowers above ground, getting this polarization wrong would cause a whole host of problems. How polarity is reestablished after cell division was unknown -- until now.

from Latest Science News -- ScienceDaily https://ift.tt/2RwHEX5