How do mutations contribute to organisms survival in an environment

How are mutations continually being generated in a population (what are some of the causes of mutatuions? ) explain

Ayoung boy has been found and police are trying to locate his family they take a dna sample from him and begin collec dna samples from families who have missing children if police use dna samples only from the fathers, which type of dn technology can they use to identify the boy's parent? y-chromosome analysis omtdna (mitochondrial dna) analysis vntrs (variable tandem repeats) o pcr (polymerase chain reaction) analysis

What is the farthest destination to date for a human spaceflight mission?