Fruit fly helps identify protein critical to eggshell formation that may be pesticide target
... picket-fence-like line up of protein balls called vitelline bodies. Within 18 to 24 hours, the bodies should ... it dissolves and it just leaves this inner vitelline membrane and that is sufficient to maintain the ... also gets taken up in the egg. "Think of the vitelline membrane as made up of four colors of brick and ...