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Is a amniotic egg a characteristic of a reptile?
It is not so simple. Most reptiles do have amniotic eggs, but a few species give live birth. Conversely, birds and monotreme mammals also lay amniotic eggs.
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.
The feature present in reptiles and absent in amphibians that freed reptiles from dependence on water for reproduction is?
The amniotic egg is the feature present in reptiles and absent in amphibians that freed reptiles from dependence on water for reproduction. The amniotic egg has protective membranes and allows reptile embryos to develop on land, reducing the need for water for reproduction.
Who out of fish amphibians or reptile have eggs that contain an amniotic sac filledn with amniotic fluid?
Reptiles.
What is an example of an amniotic egg?
Chicken egg
How does a reptile embryo in an amniotic shell get oxygen?
THe shells of reptile eggs is porous - it absorbs oxygen through the membrane.
What is amniotic fluid in a chicken egg?
egg whites
What is an egg that holds fluid that protects the embryo?
An amniotic egg. It has a semi-permeable membrane that allows gases to pass through while protecting the embryo.
Do humans have amniotic egg?
No. Human females have amniotic fluid inside them when a baby is growing in them.
What was first group of animals to use an amniotic egg?
The first group of animals to use an amniotic egg were reptiles. Amniotic eggs allowed these early reptiles to reproduce successfully on land, leading to their widespread evolution and diversification.
Is a chicken egg amniotic?
Yes, a chicken egg is considered amniotic because it contains an amniotic membrane that surrounds and protects the developing embryo inside the egg. This membrane helps provide a suitable environment for the embryo to grow and develop.
Do chimpanzee have amniotic egg?
An amniotic egg is an egg which contains an amnios, a fluid filled membrane that surrounds the embryo to protect it. All reptiles, birds, and mammals produce amniotic eggs during reproduction. Those that give birth to live young, including mammals such as chimpanzees, develop an amniotic egg, although it doesn't have a shell, and retain the egg within the body until the offspring is born.
