Brazilian jiu jitsu -- or BJJ -- and wrestling are combat sports. Both are styles of grappling. Beyond that, the differences between the two are more numerous than the similarities. Neither is necessarily better or worse than the other, but the particulars of one or the other might be a better match for your interests and preferences.
How long does DNA testing take depends on the place where the test takes place. Some may even give the results in 3 working days while others may take duration of 10 days. Before a DNA testing is done, there are many clauses put forth; the most important one being the agreement of all to get the test done.
How long does it take to get genetic test results? Commercial labs often give faster results (usually within 2 to 4 weeks) than research centers (a minimum of 4 weeks, often longer). How will you get your results? Typically, results are sent to your doctor or genetic counselor, who reports them to you. A critical part of genetic risk assessment is the responsible and sensitive disclosure of test results. Be sure to ask your doctor or genetic counselor when, how, and where you will find out the results. You may wish to bring someone with you when you get your results.