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Haploid Cell
A Haploid Cell is a cell that contains one complete set of chromosomes. The term "haploid" comes from the Greek word "haploos", meaning "single". Haploid cells are produced from diploid cells by a process called meiosis.
Overview[edit | edit source]
In most organisms, including humans, cells are normally diploid, containing two sets of chromosomes. However, certain types of cells, such as gametes (sperm and egg cells), are haploid. This is crucial for sexual reproduction, as the fusion of two haploid cells (one from each parent) during fertilization results in a diploid zygote.
Haploid in Different Organisms[edit | edit source]
In bacteria and other prokaryotes, which do not have a defined nucleus, the single circular chromosome is haploid. Some fungi and algae are also haploid for most of their lifecycle, only becoming diploid for the process of sexual reproduction.
Haploid and Genetics[edit | edit source]
Haploid cells are important in the study of genetics because they allow for the study of individual alleles, or versions of a gene. In a diploid cell, the presence of two alleles can complicate genetic analysis. However, in a haploid cell, there is only one allele for each gene, simplifying genetic studies.
See Also[edit | edit source]
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Contributors: Prab R. Tumpati, MD
