Question

Ответьте,чем объясняется многообразие пород домашних животных и сортов культурных растений.Приведите по два примера названий сортов растений ипород животных,являющихся результатами усилий селекционеров

Answer 1

Многообразие пород домашних животных и сортов растений обьясняется искусственным отбором,проводимым человеком.Селекционеры выводят новые породы и занимаются улучшением существующим,засчёт отбора наиболее нужных для человека признаков животного или растения.

Породы животных-Орловский рысак и Симментальская порода коров

Сорта растений-Брюссельская капуста и томат Черри

Answer 2

The Diversity of Domestic Animal Breeds and Cultivated Plant Varieties

The diversity of domestic animal breeds and cultivated plant varieties can be attributed to the efforts of breeders and the process of selective breeding. Selective breeding involves choosing specific individuals with desirable traits and breeding them to produce offspring with those traits. Over time, this process has led to the development of a wide range of breeds and varieties with distinct characteristics.

Example 1: Cultivated Plant Varieties One example of a cultivated plant variety resulting from selective breeding is the "Golden Delicious" apple. This variety was developed in the early 20th century by a farmer named Anderson Mullins in West Virginia, United States. He selected a chance seedling with desirable characteristics and propagated it, eventually leading to the development of the Golden Delicious apple [[1]].

Example 2: Domestic Animal Breeds Another example is the Holstein-Friesian breed of dairy cattle. This breed is known for its high milk production and is one of the most common dairy breeds worldwide. It originated in the Netherlands and was developed through selective breeding to enhance milk production traits [[2]].

Selective breeding allows breeders to focus on specific traits such as size, color, productivity, disease resistance, or flavor, depending on the desired outcome. This process has led to the incredible diversity of domestic animal breeds and cultivated plant varieties that we see today.