What do neutral fats, such as triglycerides, do for your body?

and

lipids are organic molecules that are in water.

Answer  No 1:

Neutral fats such as triglycerides are made up of chains of fatty acids. These molecules are used for storing energy in the body. Also, as they form layers of fat in the body, they provide insulation to the body.

Any extra calories that are not required by our body are converted into triglycerides. The molecules of triglycerides are then stored in our body and used upon need.

Answer No 2:

Lipids are organic molecules that are insoluble in water.

Lipids can be described as a class of macromolecules which do not dissolve in water bur can dissolve in non-polar solvents. The lipids are the main constituent of cell membranes and also are involved in storing energy.Lipids are also used for cell signalling.