Chemistry

The atom that gains electron becomes an anion.

The atom that loses electron becomes a cation.

nitrogen can form an ionic bond

One reason people are fat is because they eat and eat and eat and don't exercise. Another reason is because some people have fast working calorie burning systems and some people have slow ones causing them to be fat.

It might be that those people that are not fat have high metabolism you eat as much as you want and not get fat.

Indicators contain chemicals that will react with certain substances. If that substance is present in your unknown solution, a reaction will occur. If no reaction occurs, then that substance is not present in your solution

They form an Ionic compound.

All organisms use the same genetic code.Living organisms are made of the same components as all other matter, organisms that inhabit the earth at any one time

they are all assembled from a nucleic acid code

Lipid (fat) molecules

Helium Atoms are produced