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Eggs that cushion the embryo in fluid and protect it with membranes and a shell developed first in?
Wiki User
∙ 9y ago
Reptiles were the first group whose eggs cushioned the embryo in fluid and protected it with membranes and a shell. This prevents eggs from drying out and allows them to be laid away from water.
Wiki User
∙ 9y ago
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The primary job of the amniotic cavity during pregnancy is what?
Its primary job - is to cushion and protect the developing embryo against damage while its growing.
What is the membrane that protects and cushion embryo?
The Amniotic Membrane.
What membranes are outside the embryo but inside the shell?
nothing
Which of these membranes forms a protective sac that surruonds the embryo?
The amniotic sac is the sac in which the fetus develops in amniotes. Its wall is the amnion, the inner of the two fetal membranes. It encloses the amniotic cavity and the embryo.
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
What is designed to cushion the developing embryo and to help it maintain a constant temperature?
amniotic fluid
What is the purpose of an eggs white?
The egg white provides a semi liquid equivalent of the human amniotic fluid environment for the growing chick. The embryo chick starts as a tiny speck attached to the yolk. The yolk is the protein that the embryo uses to grow.
What is an egg with a shell and internal membranes that keep the embryo moist?
your mom dude \
What is different between embryo and fetus?
An Embryo is a stage before Fetus, the Fetus is more developed than an Embryo, the stage of Birth and a baby being more developed than a fetus.
Membranes forms a protective sac that surrounds the embryo?
Amnion chorion yolksac allantois
What is the function of a seed plumule?
to protect the embryo
What does chicken egg mean?
A chicken egg is a round or oval body laid by the female chicken, which consists of an ovum surrounded by layers of membranes and an outer casing, which acts to nourish and protect a developing embryo and its nutrient reserves.
