Definition of genetic code
: the biochemical basis of heredity consisting of codons in DNA and RNA that determine the specific amino acid sequence in proteins and appear to be uniform for nearly all known forms of life
Test Your Vocabulary
Challenging Words You Should Know
-
- Often used to describe “the march of time,” what does inexorable mean?

Can you spell these 10 commonly misspelled words?
TAKE THE QUIZ
A daily challenge for crossword fanatics.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Share genetic code
Time Traveler for genetic code
The first known use of genetic code was in 1958
See more words from the same year