If your iron is low, eating a diet that is high in iron-rich foods such as fortified cereals, red meat, dried fruit, and beans may not be enough to give you what you need. Your doctor might recommend that you take an iron supplement.
selective. 1  having the function or power of selecting; making a selection. 2  characterized by selection, especially fastidious selection. 3  of or relating to selection. 4  Electricity, Radio. having good selectivity.
Selective Breeding and Heritability. Selective breeding is a type of artificial selection where farmers identify the top characteristics of an animal. The animal is bred with a desired partner so that the next generation, the offspring express the desired characteristics. Offspring which donât have the desired characteristics are usually culled.