Examlex
The most common type of immediate hypersensitivity is ________.
Gametes
Reproductive cells (sperms in males and eggs in females) that unite during sexual reproduction to form a new organism.
Vitelline Envelope
The Vitelline Envelope is a protective layer that surrounds the plasma membrane of ovum (egg cells), particularly in invertebrates, involved in fertilization.
Jelly Coat
One of the acellular coverings of the eggs of certain animals, such as echinoderms.
Sea Urchin Egg
The reproductive cell from which a sea urchin develops, often used in developmental biology research.
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