Diploid

Definition

A diploid cell contains two complete sets of chromosomes, one from each parent. In humans, diploid cells have 46 chromosomes.

5 Must Know Facts For Your Next Test

1. Diploid cells are designated by the symbol 2n.
2. Somatic cells (body cells) in humans are diploid.
3. During meiosis, diploid cells undergo division to produce haploid gametes.
4. Diploidy is crucial for sexual reproduction as it ensures genetic diversity.
5. Most eukaryotic organisms have a diploid-dominant life cycle.

Review Questions

• What symbol is used to represent diploid cells?
• Which type of human cells are typically diploid?
• How does meiosis affect the chromosome number in diploid cells?

Related terms

Haploid: A cell that contains only one set of chromosomes (n).

Meiosis: The process of cell division that reduces the chromosome number by half, resulting in four haploid cells.

Chromosome: A structure of nucleic acids and protein found in the nucleus that carries genetic information.