0 a set of three nucleotides that together form a unit of genetic code in a DNA or RNA molecule --
1 a group of three chemical substances in DNA that contains the information for one of the amino acids, which are necessary for making protein (= substance necessary for the body to grow) --
We can complete it step by step however long the road is and it can't be completed however short the road is if you don't even mark your footprint.
Можем да го завършим стъпка по стъпка, колкото и дълъг да е пътят и не може да бъде завършен, колкото и кратък да е пътят, ако дори не маркирате отпечатъка си.