A purebred is aperson or animal with unmixed breeding spanning several generations. A Rottweiler dog is an instance of a purebred animal. A purebred animal or person is one that is the consequence of unmixed breeding. Purebred is exemplified by a cat whose parents were both Siamese.
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What are the characteristics of pure breeding?
In terms of Mendelian genetics, this type of breeding requires that the organism is homozygous, which means a single trait stems from having identical alleles. The exceptions include two types of asexual reproduction, including parthenogenesis and apomixis, because their reproduction can also result in pure breeding.
What is the meaning of purebred?
pure鈥媌red | \藞pyu虈r-藞bred, -藢bred\. : bred from members of a recognized breed, strain, or kind without admixture of other blood over many generations.
What is true breeding according to Mendel?
Mendel crossed pure-breeding (also referred to as true-breeding) smooth-seeded plants with a variety that had always produced wrinkled seeds (60 fertilization s on 15 plants). All resulting seeds were smooth.
What is a pure line in biology?
The definition of a pure line is a result of inbreeding where animals or plants have certain characteristics that are the same through generations. An example of a pure line is the result of inbreeding of a certain flower to help it fight off diseases. How many types of strain are there?