Mendel was not the first to propose genetics however, he was the first to figure out that genes (he called them elements) came in pairs and that one member of each pair came from each parent. As a result of his realization regarding pairs of genes, Mendel determined what are called Mendel's laws of inheritance..
Chickens usually don't simply stop laying eggs when they get to a certain age, but they will lay fewer as they get older.That said, most laying breeds will lay more or less productively in backyard terms for five or seven years.hickens usually don't simply stop laying eggs when they get to a certain age, but they will lay fewer as they get older.
Chickens never lay more than one egg per day. As a rule, chickens lay in the morning, but each day a little later. Sometimes the last egg of a series is produced in the early afternoon. When it gets too late, they take the next day off. My five commercial hybrids will sometimes lay for a series of 30 days or more.ll chickens lay eggs in a series-never more than one per day. If the eggs are not collected, and a sufficient number of eggs are allowed to remain in the nest, the hen may stop laying eggs and start brooding.