Do you believe alien's or external life exist outside of our world? why?

This is not a question we can answer, this is a question only you can answer because it is asking for your personal belief on wether alien's exist outside of earth or not.

Explanation:

I do believe that there could be alien life out there, but our radio signals just aren't powerful enough to reach the further parts of space.

Explanation:

dna is made up of six smaller molecules -- a five carbon sugar called deoxyribose, a phosphate molecule and four different nitrogenous bases (adenine, thymine, cytosine and guanine).

haploid cells;