The number of protons in an atoms determines the atoms identity. Electrons determine the electrical charge.
<span>Made of cells
</span><span>Reproduce
</span><span>Grow and Develop
</span><span>Respond to their Environment
</span><span>Genetic code</span>
He did experiments with combustion and gas's
Answer:
2
Explanation:
Thermal, chemical and electromagnetic is the right answer