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Q: Why the yolk sac of the chicken embryo decreases in size?
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Is the embryo of a chicken the yolk?

no the yolk is what the young chick eats.


What does the chicken egg yolk do?

The yolk is there to nourish the growing embryo.


Why has your chicken laid a small egg?

Your chicken might have laid that egg so then she can have chicks. Inside that egg is yolk which later turns into a chick.


Where does the chicken embryo get the food from?

The yolk of the egg.


How does a chicken embryo get food?

it gets it nutrients from the yolk of the egg it gets it nutrients from the yolk of the egg


Where does embryo get its food as it grows into a baby chicken?

it gets its food from the yolk


Is the yolk in a chicken egg the chicken or is the yolk in the egg the chickens food?

The yolk in an egg is the food for the developing embryo, with the white (or albumen) surrounding it acting to support and protect it from the outside environment. Your average store-bought eggs are unfertilized, so the embryo has not developed and is typically not visible.


Parts of chicken egg?

There are actually quite a few parts of a chicken egg. The chicken egg includes the embryo on the inside and the shell on the outside.


What protects a chicken embryo?

When you crack open an egg you will see the yellow part called the yolk. The yolk is surrounded by the clear white substance called albumen. As the embryo develops within the shell, it is protected by the albumen.


What forms the chicken in the egg?

A fertile chicken egg contains an embryo, which is what grows to become a baby chicken, gradually consuming the egg yolk and the egg white in the process.


Does a baby chick eat the yellow yolk?

The chick embryo grows from about the size of a dot to the actual chick that emerges from the egg.During this period it(the embryo)depends entirely on the yolk and the albumin(the white part)for its nutrition.


How do fish eat when they are not born yet?

Fish develop from eggs that contain a yolk. The yolk (like the yolk of a chicken egg) provides the fish embryo with all the food energy it needs to grow until it hatches.