DEOXY:
also desoxy-, word-forming element used to make chemical names for compounds which contain fewer oxygen atoms than other compounds, from de- + first two syllables of oxygen.

RIBO:
1892, from German Ribose (1891), from Ribonsäure, a tetrahydroxy acid, with first element shortened and arbitrarily rearranged from English arabinose (c. 1880), a sugar which is so called because it is formed from gum arabic.

What bull shit are people telling each other. And the worst part? You are eating it up, all of it, hook line and sinker! Jeez, the guy could not even lead a pissup around a brewery.

For further reading instead of listening to crap:

1. https://www.etymonline.com/word/deoxyribonucleic
2. https://wikiless.org/wiki/DNA?lang=en