Nurturing Life Sciences
#Id: 7736
The number of neutrons is equal to the difference between the mass number of the atom (M) and the atomic number (Z).
#Id: 9888
#XL - T Zoology
#Id: 9889
Apoptotic cells attract phagocytes by releasing the lipid mediator lysophosphatidic acid, which functions as a chemoattractant
#Id: 9890
#Id: 9891
#Id: 9892
#Id: 9893