| 
WordNet-Online 
 Definitions from WordNet
Noun protoheme has 1 sense 
 | ||||
| Definitions from the WebProtohemeDescription:Protoheme is a compound that plays a vital role in the formation of heme, an essential component of hemoglobin, myoglobin, and several enzymes. Examples of Usage:Noun:
 Adjective:
 Related Products:Find related products on Amazon: | ||||
| protoctist family protoctist genus protoctist order protoctista protoganist protoge protogeometric protogonist protoheme protohemin protohippus protohistory protohumans protology protomammal proton proton accelerator 
 |