Artificial Selection: Definition & Significance | Glossary
What Does "Artificial Selection" Mean?
Artificial selection is when humans choose specific plants or animals with desired traits to breed. This process creates new varieties with preferred characteristics over time. Farmers and scientists use artificial selection to develop crops that grow better or animals that produce more meat or milk. It's different from natural selection, where nature decides which traits survive.
Artificial selection: Glossary Sections
Cite this definition
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How Do You Pronounce "Artificial Selection"
ahr-tuh-fish-uhl suh-lek-shuhn
/ɑːrtɪˈfɪʃəl səˈlɛkʃən/
The term "artificial selection" is made up of two words. "Artificial" has four syllables, with stress on the second syllable. "Selection" has three syllables, with stress on the second syllable.
To say it, start with "ar" as in "car," then "tuh" as in "butter." Next, say "fish" like the animal, then "uhl" as in "pencil." For "selection," begin with "suh" as in "sun," then "lek" as in "wreck," and end with "shuhn" as in "motion."
Practice saying it slowly at first. Then, try to say it faster as you get more comfortable with the pronunciation. Remember, it's okay if you don't get it perfect right away.
What Part of Speech Does "Artificial Selection" Belong To?
"Artificial selection" is a noun phrase. It consists of two parts:
- "Artificial" - an adjective
- "Selection" - a noun
This term is primarily used as a noun in scientific and agricultural contexts. It can also function as the subject or object in a sentence.
Example Sentences Using "Artificial selection"
- Artificial selection has led to the development of many dog breeds we see today.
- Farmers use artificial selection to create crops that are more resistant to pests.
- The process of artificial selection in plants can result in fruits that are larger and sweeter than their wild counterparts.
Key Characteristics of Artificial Selection in Biodiversity Management
- Human-driven process: People choose which plants or animals to breed
- Specific trait focus: Breeders select for desired features like size or color
- Faster than natural selection: Changes happen over shorter time periods
- Can reduce genetic diversity: May lead to loss of some traits in populations
- Used in agriculture and conservation: Helps create better crops and save endangered species
Significance of Artificial Selection in Environmental Conservation
Artificial selection is a way we tweak the traits of plants and animals to serve our purposes. It's a handy trick for making species that can thrive in tough conditions, like plants that go easy on water use. This trick isn't just for show—it's essential for striking a harmony between human needs and nature's delicate systems.
Take a look around, and you'll see artificial selection's handiwork everywhere. Farmers bank on it to raise crops that laugh in the face of drought, giving folks in arid regions a fighting chance at a good meal. Beneath the waves, it's the secret weapon for selecting corals tough enough to withstand the sea’s rising heat, offering a lifeline to our threatened reefs. And in the hustle and bustle of our concrete jungles, it's the reason we have greenery that invites buzzing bees and fluttering butterflies, injecting a little wilderness into the urban grind.
With all these perks, artificial selection might seem like a no-brainer. But it’s not without risks. Every time we cherry-pick traits, we're tinkering with the web of life. And we've got to think long and hard about that—because meddling with genetic diversity and the ways ecosystems work is serious business. We've got to handle it with kid gloves.
Etymology of Artificial selection
The term "artificial selection" has its roots in scientific language. It combines two words: "artificial" and "selection."
"Artificial" comes from the Latin word "artificialis," meaning "made by skill." This word entered English in the 14th century.
"Selection" derives from the Latin "selectio," meaning "a choosing out." It entered English in the 17th century.
Charles Darwin coined the phrase "artificial selection" in 1859 in his book "On the Origin of Species." He used it to contrast with natural selection, his groundbreaking theory of evolution.
Darwin's use of this term helped explain how humans have shaped plant and animal species over time. It quickly became a key concept in biology and genetics.
Historical Development of Artificial Selection Techniques
Since ancient times, people have tweaked plants and animals to fit their needs. About 10,000 years ago, the first farmers were already at work, choosing the heartiest wheat and the most manageable wolves to breed. Their efforts led to better crops and friendlier animals.
In his 1859 landmark book, Charles Darwin called this "artificial selection." He pointed to pigeon breeding as a prime example. Darwin's ideas helped explain how creatures evolve over generations. Later, around the 1900s, scientists deciphered the puzzle of inheritance, launching the field of "genetics." This breakthrough sped up the process of improving plants and animals significantly. By the 1960s, thanks to these scientific insights, we got wheat strains that could endure harsh conditions and cows that produced extra milk—just in time to feed a rapidly expanding world population.
Terms Related to Artificial selection
Fascinating Facts about Artificial Selection and Species Diversity
Artificial selection has led to the creation of over 400 officially recognized dog breeds from a single wolf species, according to the Fédération Cynologique Internationale (2023).[1]
The Svalbard Global Seed Vault, established in 2008, stores over 1.1 million seed samples as of 2023. It safeguards genetic diversity from the effects of artificial selection and climate change, as reported by Crop Trust (2023).[2]
Artificial selection has enhanced plants' ability to clean up polluted soil. For example, some Brassica juncea (Indian mustard) varieties can accumulate up to 3% of their dry weight in lead, according to Ent et al. (2013).[3]
The use of artificial selection in sustainable agriculture has led to the development of drought-resistant crops. For instance, drought-tolerant maize varieties in Africa have shown yield advantages of 25-30% over commercial varieties under drought conditions, according to Cairns et al. (2013).[4]
Artificial Selection in Popular Culture: From Agriculture to Sci-Fi
Artificial selection, a process where humans choose specific traits in plants or animals for breeding, appears in various forms of popular culture. From agriculture to science fiction, this concept has sparked creativity in movies, books, and media.
- Jurassic Park The movie showcases artificial selection through genetic engineering to create dinosaurs. Scientists in the film select and combine DNA from various species to bring extinct creatures back to life.
- Pokémon This popular franchise features creatures that evolve into new forms, mirroring artificial selection. Trainers choose which Pokémon to raise and battle, influencing their development.
- Brave New World Aldous Huxley's novel depicts a society where humans are artificially bred and conditioned for specific roles. This extreme form of artificial selection creates a rigid social structure.
- The Hunger Games The Capitol in this series creates "muttations" - genetically engineered creatures used as weapons. These animals result from artificial selection taken to a dangerous extreme.
- Bioshock This video game series features "plasmids" that allow genetic modification of humans. Players can select and enhance specific traits, reflecting a form of self-directed artificial selection.
These examples show how artificial selection in popular culture often extends beyond its agricultural roots. It serves as a tool for storytelling, exploring ethical dilemmas, and imagining future scenarios.
Artificial Selection In Different Languages: 20 Translations
| Language | Translation | Language | Translation |
|---|---|---|---|
| Spanish | Selección artificial | Chinese (Simplified) | 人工选择 (rén gōng xuǎn zé) |
| French | Sélection artificielle | Arabic | الانتخاب الاصطناعي (al-intikhab al-istina'i) |
| German | Künstliche Selektion | Hindi | कृत्रिम चयन (kritrim chayan) |
| Italian | Selezione artificiale | Japanese | 人為選択 (jin'i sentaku) |
| Portuguese | Seleção artificial | Korean | 인위 선택 (inwi seontaek) |
| Russian | Искусственный отбор (iskusstvennyy otbor) | Dutch | Kunstmatige selectie |
| Swedish | Artificiell selektion | Turkish | Yapay seçilim |
| Polish | Sztuczna selekcja | Greek | Τεχνητή επιλογή (technití epilogí) |
| Vietnamese | Chọn lọc nhân tạo | Thai | การคัดเลือกโดยมนุษย์ (kaan khat lueak doi manut) |
| Indonesian | Seleksi buatan | Hebrew | ברירה מלאכותית (breirah melakhutit) |
Translation Notes:
- Chinese and Japanese use characters that directly translate to "human choice" or "human selection," emphasizing the role of humans in the process.
- Thai uses a phrase that translates to "selection by humans," which is more descriptive than other languages.
- Arabic and Hebrew use words that mean "artificial" or "synthetic" rather than directly referencing humans, similar to many European languages.
- Vietnamese and Indonesian use terms that translate to "man-made selection" and "artificial selection" respectively, aligning closely with the English term.
Artificial Selection Variations
| Term | Explanation | Usage |
|---|---|---|
| Selective breeding | This term is often used interchangeably with artificial selection. It emphasizes the process of choosing specific traits to breed for. | Common in agriculture and animal husbandry discussions. |
| Domestic selection | Refers to artificial selection in domesticated plants and animals. It highlights the role of human influence in shaping species we use. | Often used when discussing the history of agriculture and pet breeding. |
| Human-guided evolution | This term broadens the concept to include all ways humans influence species' evolution. It's not limited to breeding. | Used in more general discussions about human impact on nature. |
| Controlled breeding | Emphasizes the planned and managed aspect of artificial selection. It implies a more scientific approach. | Often used in contexts related to livestock or crop improvement programs. |
Artificial Selection Images and Visual Representations
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FAQS
Artificial selection can both increase and decrease biodiversity. It creates new plant and animal varieties, adding to genetic diversity. However, it can also lead to a loss of biodiversity if certain traits are favored over others, reducing genetic variation within a species.
Common examples of artificial selection include many foods we eat daily. Corn, which was developed from a wild grass called teosinte, is a prime example. Others include seedless watermelons, domestic dogs with various traits, and cattle bred for increased milk production.
Artificial selection and genetic modification are different processes. Artificial selection involves choosing organisms with desired traits to breed, passing those traits to offspring naturally. Genetic modification, however, directly alters an organism's DNA in a laboratory, often introducing genes from different species.
Yes, artificial selection can contribute to sustainable food sources. By selecting crops and livestock for traits like drought resistance, disease immunity, or higher yields, we can develop varieties that require fewer resources and are more resilient to environmental changes, supporting sustainable agriculture.
Potential drawbacks of artificial selection include reduced genetic diversity, which can make species more vulnerable to diseases or environmental changes. It can also lead to unintended consequences, such as health issues in overbred animals or the loss of important traits not selected for. Additionally, it may contribute to monoculture in agriculture, which can be less resilient to pests and climate shifts.
Fédération Cynologique Internationale. (2023). FCI breeds nomenclature. | |
Crop Trust. (2023). Svalbard Global Seed Vault. | |
Ent, A., Baker, A. J. M., Reeves, R. D., Pollard, A. J., & Schat, H. (2013). Hyperaccumulators of metal and metalloid trace elements: Facts and fiction. Plant and Soil, 362(1), 319-334. | |
Cairns, J. E., Hellin, J., Sonder, K., Araus, J. L., MacRobert, J. F., Thierfelder, C., & Prasanna, B. M. (2013). Adapting maize production to climate change in sub-Saharan Africa. Food Security, 5(3), 345-360. |