Parts 4 and 5 are not included. Also some of the information you have included is not 'in your own words'. Grade = D+
luke leverink

Embryo development

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The fertilized blastodisc (now called the blastoderm) grows and becomes the embryo. As the embryo grows, its primary food source is the yolk. Waste products like urea gain in a sack called the allantois. The exchange of oxygen and carbon dioxide gas occurs through the eggshell the chorion lines the inside surface of the egg and is connected to the blood vessels of the embryo.

Egg fertilisation:

-the egg gets fet The yolk is released into the oviduct (a long, spiraling tube in the hen's reproductive system), where it can be fertilized internally (inside the hen) by a sperm.
-it takes a hen 30 minutes
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incubation:

-a place that keeps the egg at the rite tempreture till the eggs are hatch
-they can make the egg hatch rite instead of in the wild it would be a defect.
-the conditions in an incobaiter are a sertern tempreture to keep the eggs as if they were under there mothers weight
-because if they are not right the batch of eggs being looked after will not hatch rite an will be birth defects and will not match the meat bird standerds.
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preparing eggs for sale




layer breeds