Why does DNA need to occur?

Answer 1

to make off spring

Answer 2

DNA (Deoxyribonucleic acid) is a nucleic acid that contains the genetic instructions used in the development and functioning of all known living organisms. 1. A DNA test is necessary to prove Fatherhood. In this case paternity test is used. 2. New DNA testing services designed for genealogy purposes can also be used for adoption searches. Male adoptees are using these tests to determine the surname of their biological father. 3. DNA tests can provide the history of one's ethnic ancestry. 4. In case of child custody laws, DNA testing protects child custody rights and keeps families together. 5. DNA testing can be used in criminal cases to connect an individual to a piece of evidence (or, in some cases, to show that a connection is unlikely).

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Answer 3

A person can use a DNA test to determine present and future possible medical problems. The DNA test allows researchers to examine an individual's specific construction of nucleotides to gain insight into the potential of a person developing certain types of diseases. The problem with DNA testing is that it could be dangerous if placed in the wrong hands. For example, in competitive health insurance markets there is fear insurance companies would not provide insurance to people with risky DNA sequences.