Hybrid

Definition

A hybrid is an organism resulting from the crossbreeding of two different species or distinct genetic lines. Hybrids often possess a combination of traits from both parent species.

5 Must Know Facts For Your Next Test

1. Hybrids can occur naturally or through human intervention.
2. Many hybrids are sterile, meaning they cannot produce offspring.
3. Hybrid vigor, or heterosis, is when a hybrid exhibits superior qualities compared to its parents.
4. The mule is a common example of a sterile hybrid, produced from a horse and donkey.
5. Hybridization can contribute to the process of speciation by introducing new genetic combinations.

Review Questions

Related terms

Speciation: The formation of new and distinct species in the course of evolution.

Genetic Diversity: The total number of genetic characteristics in the genetic makeup of a species.

Reproductive Isolation: Barriers that prevent different species from interbreeding and producing fertile offspring.