When crossing aquarium fish barbs with a simple and golden color, offspring appeared, all individuals of which had a simple color
| June 27, 2020 | Education
When crossing aquarium fish barbs with a simple and golden color, offspring appeared, all individuals of which had a simple color. Identify the dominant and recessive traits, genotypes of parents and first-generation hybrids. What signs will the descendants of the second generation have when obtained by crossing hybrids of the first generation?
Simple coloring; AA (dominant)
Golden color: aa (recessive)
Genotype of the first generation: Aa
Genotype of the second generation: AA, Aa, aa. There will be descendants with simple coloring and golden.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.