what are the different ways in which individuals with a particular trait increase in a population

what are the different ways in which individuals with a particular tra

1.	what are the different ways in which individuals with a particular trait increase in a population
Answer» The\xa0ways in which individuals with a particular trait may increase in population are:\tthrough natural selection (of variations brought during the course of time)\tby genetic drift (accidental changes in the frequency of some genes in a population)\tby mutation\tby sudden decrease or increase\xa0in the\xa0availability of food during a period of some generations.