<span>Most nutrients absorbed by the small intestine pass to the portal venous system which drains to the liver, where they are processed. Fats (lipids) are passed to the lymphatic system through lymph vessels called lacteals. They are passed from the lymphatic system to the blood circulation via the thoracic duct.</span>
That execution outside of the cell in which it is produced
is Enzymes it degrade large molecules into units that are little enough to be
pass through across the cell membrane and into the cell where they can be very
useful.
Mantle convection describes the movement of the mantle as it transfers heat from the white-hot core to the brittle lithosphere. ... Convection currents also transfer denser, cooler material from the crust to Earth's interior through the process of subduction.Aug 11, 2015
When air is heated up the molecules spread out and move faster, so heat rises because it is less dense than the cooler air around it.