Stem cells are what allow planaria to grow and regenerate as the stem cells can change into any of the cells that make up the planaria.
Genotype or Phenotype relationships
Water doesn't absorb heat as quickly as sand
Answer:
The high yielding property of a plant species would be most useful for meeting the scientists’ goal.
Explanation:
In selective breeding, we develop a new variety by crossing a wild specie with the domestic growing variety in order to achieve the characteristic which is present only in wild specie. So with the help of selective breeding, this characteristics is transferred to the offspring. The main goal of scientist is to produce such variety which produces maximum yield and also good quality seeds.