The Calcium atom has 2 valence electrons but a Calcium ion will have no electrons because it is a cation ion. Meaning that there are more protons than electrons. Also, the normal calcium symbol is Ca but the calcium ion is Ca²⁺
I hope this wasn't too late
Prokaryotic cells are unicellular
Eukaryotic cells are multicellular
Plant and animal cells are prokaryotic and eukaryotic because ↓
Prokaryotic cells- plants cells
Eukaryotic cells- animals cells
I am pretty sure that prokaryotic and eukaryotic cells are considered to be living due to the cell theory because the cell theory states that all living things are made of cells.
The answers are :
1 - F
2- T
Answer:
the answer is c. [.4r]3d104324p