Explaining Biology on Instagram: "An egg is made inside a hen through a step-by-step biological process that takes about 24-26 hours from start to finish. It begins in the ovary, where the hen releases a yolk. The yolk already contains all the nutrients needed to feed a developing chick if the egg is fertilized. The yolk then moves into the oviduct, a long tube where the rest of the egg forms. In the first section, the egg white (albumen) is added. This thick, clear liquid surrounds the yolk and