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THe shells of reptile eggs is porous - it absorbs oxygen through the membrane.
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∙ 6y ago
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How does an embryo in an amniotic egg get oxygen?
The shell on an amniotic egg is equip with very small pores that allow oxygen to seep slowly into the embryo so that it doesn't suffocate.
Why is it important that an amniotic egg shell is semi permeable?
Allows gases such as oxygen and carbon dioxide to pass through but prevents the embryo from drying out by holding water inside.
What does the porous shell of the amniotic egg allow to happen?
Oxygen can get to the embryo. Of course, it´s also the reason sea turtles lay their eggs on land, it works both ways.
What might happen to a reptile egg if part of its shell were removed?
The embryo will die.
What type of egg is composed of a protective shell and membranes that surround the developing embryo?
A type of egg is composed of a protective shell and membranes that surround the developing embryo is an egg
Do lobsters have amniotic eggs?
No. An amniotic egg is a bird or reptile egg, with a shell. Only vertebrates can have amniotic eggs. ^^ By extention, mammals also have amniotic eggs, but they're reduced in placental mammals (live birth). Platypi and echidnas still lay amniotic eggs though.
How is an amniotic egg important adaptation for reptiles?
The amniotic egg allows reptiles to reproduce on land, away from water.
What are amniotic eggs?
Eggs laid by mammals, birds and reptiles. They have a membrane that contains fluid. There is amniotic fluid around the embryo. It also has a protective shell that provides air to pass through.
How are the pores of egg shell usefull to the embryo inside?
It gives the embryo oxygen it needs to survive in the egg.
What are the four membranes in an amniotic egg.?
The amniotic egg has seven different parts that play different functions. The seven parts include the shell, albumen, chorion, yolk, allantois, ammunion and embryo.
Why do gases travel across the shell of a reptile egg?
The embryo inside the egg is carrying out cellular respiration. In order for it to do that oxygen must be able to enter the egg and carbon dioxide must be able to leave.
What reptile is the only reptile with a shell?
a turtle is a reptile with a shell . So is a Tortoise ! A tortoise is also a reptile with a shell !
