USEFUL ESL LINKS
The Mobile Dictionary & Thesaurus
English Phrasal Verbs & Idioms
" any of a group of compounds that are inactive precursors of enzymes and require some change (such as the hydrolysis of a fragment that masks an active enzyme) to become active "
cross word
definition
dictionary thesaurus
enter word
search tips: text
The # sign initiates a highlighted contextual search.
Useful for information on a subject in general or related to it.
- [ aircraft] 1 result.
- [ aircraft#] 197 results
- [ wife#Henry]
- [ a#b#c]
- [ 1603#]
contact@vizzz.com
English Language Resources
www.vizzz.com
0.00s