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Are bananas artificially selected?

Are bananas artificially selected?

Modern bananas were developed over hundreds of years by humans. Before they were artificially selected, they were difficult to open and someone eating a banana had to constantly spit out seeds. Some were smaller than others and had less fruit inside.

What are some examples of artificially selected plants and crops?

The Brassicas are great examples of artificial selection. Cabbage, broccoli, cauliflower, Brussels sprouts, collards, and kale are all members of the same species, Brassica oleracea. Gardeners have cultivated flowers sh as roses and orchids, carefully manipulating heredity to produce the “perfect” hybrid.

How are plants artificially selected?

Artificial selection has enabled the cultivation of new crops with desirable traits from one single common ancestor. Furthermore, once a plant with the combination of alleles for a desired phenotype in produced, it can be propagated asexually by taking cuttings, grafting and encouraging runners or through layering.

Is corn artificially selected?

Since humans have begun selectively breeding a number of crop plants, including corn, the genetic diversity of these plants has decreased. A biological implication is that the outcome may not be completely successful because of linked genes.

What foods are the result of artificial selection?

The meats sold today are the result of the selective breeding of chickens, cattle, sheep, and pigs. Many fruits and vegetables have been improved or even created through artificial selection.

How are domesticated species a product of artificial selection?

All of our domesticated species, including crop plants, livestock, and pets, are the products of artificial selection for desirable traits, such as seeds and fruits that do not disperse readily, increased meat and milk production, and docile behavior.

Are there any ethical issues with artificial selection?

What one person or group sees as being a beneficial trait may be very different from what others might want. This makes the artificial selection process very subjective. It also means that some may see an ethical issue with this process as it is seen as “playing god” or interfering with the natural processes of nature.

How does artificial selection work in animal husbandry?

An inbred line is a population in which closely related animals, such as siblings or parents and offspring, have been repeatedly mated so that nearly all genetic variation is lost. This is similar in effect to cloning. Artificial selection, in scientific laboratories and in animal husbandry, has dramatic effects on behavior.