Identify a similarity between carbohydrates and lipids

Carbohydrates and lipids are both macronutrients and provide several key functions to the human body.

Explanation:

These nutrients have similar chemical structures and the body uses carbohydrates and lipids in similar ways. Carbohydrates are molecules composed of carbon, hydrogen and oxygen, with a ratio of one atom of carbon and two atoms of hydrogen for every atom of oxygen. Lipids have the same elements as carbohydrates, but differ in their linkage.

it also supports my hypothesis. if you rest first you can squeeze the clothespin more times. from the data i collected the average of the eight people concluded exercise makes your muscles more fatigued and less able to squeeze the clothespin compared to resting before squeezing.