It acts as a source of energy!
We get the nitrogen our bodies need by eating food.
Because our bodies weren't designed to not be doing physical work and to have plenty of food at all times. Way back when people had to go hunt and food wasn't plentiful, our bodies were designed to store extra food in times of plenty, so that we wouldn't starve when times weren't so plentiful.
By digesting their food in their stomach.
They depend on the constant waterflow of the ocean through their bodies to obtain food and oxygen and remove wastes.
Food
They sense it with their bodies .
From digesting food or breathing it in
From the food you eat.
We eat food to nourish our bodies and to keep us alive.
They do not store food other than as fat in their bodies. If there is food, they eat it. They do not store it.
Humans use energy stored in food to fuel their muscles and perform physical work. When we eat food, our bodies break it down and convert it into ATP, which serves as the energy currency for our cells. This ATP is used to power muscle contractions and enable movement.
it can kill you and make you fat