Answer:
Electrons
Explanation:
Electrons from the outershell so both of the atoms have a stable outer shell
Answer:
The results of your testing suggest there was a genetic change in your skin cells
The reason why nost scientists thought that the first true cells formed on Earth were anaerobic is being shown in the second option :B. because there was no oxygen on early Earth. Paying attention to this fact scientists discovered that first cells were prokaryotes and greatest part of them created oxygen as a toxic by-product of their own metabolism which make them understand how the planet was provided with oxygen and made a conclusion that first cells were anaerobic.
Genetic information will not be transmitted by the cell