(USMLE topics) Chemistry and biology of different types of fat. Why trans- fats are so bad? This video is available for instant download ... ... <看更多>

This video shows the difference between saturated and unsaturated fats. Saturated fats have only single bonds in their molecular structure. ... <看更多>

Unsaturated fats are usually called oils. Unlike saturated fat, these oils contain mostly monounsaturated and polyunsaturated fat. A few food products such as ... ... <看更多>

In cellular metabolism, unsaturated fat molecules contain somewhat less energy (i.e., fewer calories) than an equivalent amount of saturated fat ... ... <看更多>