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the gelatinous coating covering the amphibian egg with a fibrous shell membrane. This allowed the egg to increase both its size and in the rate of gas...

Eggshell membrane or shell membrane is the clear film lining eggshells, visible when one peels a boiled bird egg. Chicken eggshell membranes are used...

sometimes called wind-eggs. All bird eggs contain the following components: The embryo is the immature developing chick The amnion is a membrane that initially...

semipermeable. One example of this is the thin film on the inside of an egg. Biological membranes are selectively permeable, with the passage of molecules controlled...

to happen between a sperm and egg cell, a sperm must first fuse with the plasma membrane and then penetrate the female egg cell to fertilize it. While the...

cell membrane (also known as the plasma membrane or cytoplasmic membrane, and historically referred to as the plasmalemma) is a biological membrane that...

mammals), known as the vitelline membrane in other animals. In insects, it is developed by the follicle cells while the egg is in the ovary. Some mollusks...

The chorioallantoic membrane (CAM), also known as the chorioallantois, is a highly vascularized membrane found in the eggs of certain amniotes like birds...

reptile eggs consist of a protective eggshell, albumen (egg white), and vitellus (egg yolk), contained within various thin membranes. The egg yolk is...

by the extraembryonic membranes but do not develop a shell, hard or soft, around these membranes. Some fish and amphibian eggs have thick, leathery coats...

yolk and wrap it in albumen, membranes, and a shell as it travels through the egg tube. This is usually what causes an egg to contain a small particle...

years. Bird and reptile eggs consist of albumen (egg white) and vitellus (egg yolk), contained within many different thin membranes all surrounded by a protective...

outer shell called the zona pellucida of the egg. The sperm plasma then fuses with the egg's plasma membrane and their nuclei fuse, triggering the sperm...

like a whitish "egg" attached to the ground at the base by cords called rhizomorphs. The egg has a delicate, leathery outer membrane enclosing the compressed...

An egg is an organic vessel grown by an animal to carry a possibly fertilized egg cell (a zygote) and to incubate from it an embryo within the egg until...

of birds in that they have an inner membrane and an outer one. The egg tooth is used to tear open the inner membrane; the baby crocodile can then push its...

Eggshell membrane separation is a recycling process to separate the protein-rich eggshell membrane from the eggshell. Nearly 30% of the eggs consumed...

corona radiata. Vitelline membrane in a bird egg (7) Vitelline membrane in an amphibian egg (2) Vitelline membrane in a fish egg (A) Formation of Fertilization...

egg specify the ventral fate, whereas absence thereof allows dorsal fates. After the nuclei are positioned in a monolayer underneath the egg membrane...

eggs that have lost significant amounts of moisture, also making eggs easier to peel. Keeping the cooked eggs soaked in water helps keep the membrane...