Many fruits can be preserved by candying. The fruit is immersed in a highly concentrated sugar solution, and then the sugar is allowed to crystallize. How does the sugar preserve the fruit

By removal of water.

Explanation:

Sugar preserve the fruit by replacing some of the water in the fruit. This natural process preserves the fruit's original color, texture and shape by preventing remaining water of the fruit from leaving its cellular structures. Due to removal of water with the help of sugar from the fruit helps in preserving the fruits for long time period. The sugar helps in drying of the fruits so that's why we can say that sugar preserve the fruits.

answer; i believe the answer is hydraulic action;

blood enters the heart through two large veins, the inferior and superior vena cava, emptying oxygen-poor blood from the body into the right atrium of the heart. as the ventricle contracts, blood leaves the heart through the pulmonic valve, into the pulmonary artery and to the lungs where it is oxygenated.