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Definitions from WordNet

Definitions from the Web

Polar Body

Description:

A polar body, in biology, refers to small cells produced during the process of oogenesis in female organisms. These cells contain half the number of chromosomes as the parent cell and are eventually discarded. They play a crucial role in the formation of mature eggs or ova.

Senses:

1. Cell Division: A small cell produced during oogenesis that contains half the number of chromosomes as the parent cell.
2. Reproductive Biology: A cell discarded during the formation of mature eggs or ova.

Usages:

• Scientific: Polar bodies are essential in reducing the number of chromosomes in female gametes.
• Medical: The absence of polar bodies may indicate a defect or abnormality in the oogenesis process.

Sample Sentences:

• During oogenesis, only one of the primary oocyte's daughter cells becomes an egg, while the other smaller daughter cell forms a polar body.
• The formation of polar bodies ensures that the eggs possess the correct number of chromosomes for successful fertilization.
• The presence of additional polar bodies can sometimes lead to complications in fertility treatments.
• Researchers are studying the role of polar bodies in reproductive disorders to develop potential treatments.

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