No. They are not real and come from stories from thousands of years ago.
No one can become a mermaid, no matter what age. It seems to be just a fairytale. Even if they did exist, they would be a different species from us, and nobody can become a different species.
The DNA is homogenous through-out the entire body of the fish (or all creatures for that matter). What you should be asking is 'which part of the fish's genome do you mix with your own DNA to become a mermaid?'
No. It is physically impossible to change yourself into a mermaid or anything else for that matter. Mermaids and magic are all make believe.
you can't. you have to pay no matter what
As both are fictional it is a matter of your choice.
There are a wide variety of materials that become hot easily. Two examples would be leather and asphalt. Both can become extremely hot in just a matter of minutes.
Glass is a solid. It is melted silicon that has cooled quickly. A mineral that cools slowly can become a crystal.
That is a matter of opinion but I think most people like it.
The best place to have a mermaid tattoo is a matter of preference. Most people have it on the lower back, forearm or the upper arm near the shoulder.
Dogs are easily trained no matter what age. Go to this link below to become a better pack leader.
Franco became a leader because of his efficiancy and skill and was quickly promoted from Private to General in a matter of 6-10 years
metals are densely packed molecules that transfer heat easily while less dense matter do not transfer heat easily.