1.19 1.20 __ The definition of (nutritional) fat is __ __ __ __

1.21<br /><br />The definition of (nutritional) fat is **a type of macronutrient that provides energy, insulation, and support for cell growth and hormone production. It is composed of triglycerides, which are molecules made up of glycerol and three fatty acids.**<br /><br /><br />Further points that could be added in the remaining lines:<br /><br />* Fats are essential for absorbing fat-soluble vitamins (A, D, E, and K).<br />* They can be categorized as saturated, unsaturated (monounsaturated and polyunsaturated), and trans fats, each with different health implications.<br />* Dietary fats are found in various foods, including oils, butter, nuts, seeds, and meat.<br />* Consuming excessive amounts of certain types of fat, particularly saturated and trans fats, can contribute to health problems like heart disease.<br />