Sephardic/Mizrahi Jewish Genetic Diseases. 1  Alpha-Thalassemia. 2  Ataxia Telangiectasia. 3  Beta-Thalassemia (B- 4 T) Corticosterone Methyloxidase Type II Deficiency.  Costeff Optic Atrophy (also known as Type III 3-methylglutaconic 1  Aciduria) Cystic Fibrosis.  Familial Mediterranean 1  Fever. Familial Tumoral Calcinosis.
They will lay best at 1 to 2 years of age. All pullets (female chicken under 1 year of age) lay small eggs at first and after a while will lay larger eggs. Younger hens will lay 1 egg every 3-4 days. A hen 30 weeks old can lay 2 eggs every 3 days.
normally they have 1 or 2 eggs a day but they do NOT lay eggs every day. The actual time it takes for a hen to make an egg and lay it is 24 to 26 hours. Then the hen rests about 30 minutes or so before starting to make another one.In addition to resting about 1/2 hour each time an egg is laid, some hens rest about every 3 to 5 days and others rest about every 10 days.ost chickens lay about one egg per day. After the chicken gets around one year old they start to produce less eggs. Chickens do not p â¦ roduce eggs every day. A good hen will produce 320 to 340 per yesr.