What type of fats are saturated fats?

Saturated fats are characterized by their molecular structure, where each carbon atom in the fatty acid chain is bonded to the maximum number of hydrogen atoms. This specific arrangement means there are no double bonds between the carbon atoms. As a result, saturated fats tend to be more stable and solid at room temperature, which is a key feature distinguishing them from unsaturated fats.

In contrast, the other options describe different types of fats or characteristics that do not apply to saturated fats. For example, fats with double bonds in their carbon chains are known as unsaturated fats, which can be either monounsaturated or polyunsaturated. The definition of fats derived from fish oils typically pertains to omega-3 fatty acids, which are generally unsaturated. Finally, the classification of fats that are liquid at room temperature primarily applies to unsaturated fats. Therefore, the essence of saturated fats being fully hydrogenated without double bonds correctly reflects their identity in contrast to these other characteristics.