(biochemistry) The component of hemoglobin (and other hemoproteins) responsible for binding oxygen. It consists of an iron ion that binds oxygen and a porphyrin ring that binds the globin molecules; one molecule binds one molecule of oxygen.
Used in a Sentence
heme
Definition, parts of speech, synonyms, and sentence examples for heme.
Editorial note
Given that heme-iron is the most readily absorbed by the body, and that guidelines suggest vegetarians consume 1.8 times the RDI, which would suggest an 80mg upper tolerable limit for non-heme iron.
Examples9
Definitions1
Parts of speech1
Quick take
(biochemistry) The component of hemoglobin (and other hemoproteins) responsible for binding oxygen. It consists of an iron ion that binds oxygen and a porphyrin ring that binds the globin molecules; one molecule binds one molecule of oxygen.
Meaning at a glance
The clearest senses and uses of heme gathered in one view.
Definitions
Core meanings and parts of speech for heme.
noun
(biochemistry) The component of hemoglobin (and other hemoproteins) responsible for binding oxygen. It consists of an iron ion that binds oxygen and a porphyrin ring that binds the globin molecules; one molecule binds one molecule of oxygen.
Example sentences
Given that heme-iron is the most readily absorbed by the body, and that guidelines suggest vegetarians consume 1.8 times the RDI, which would suggest an 80mg upper tolerable limit for non-heme iron.
I assume that the heme group chemistry only evolved because of a highly oxygenated environment that life could exploit for energy production.
I'm not so sure; I have to agree with heme.
At higher levels, the choice of "building blocks" has an impact on bioinorganic chemistries (think heme groups).
Heme only has animal sources, which is generally used to explain anemia that's common vegan populations.
Similarly iron intake has to be measured at higher doses as what humans actually need is Heme, which is synthesized from Iron.
Quote examples
At higher levels, the choice of "building blocks" has an impact on bioinorganic chemistries (think heme groups).
Proper noun examples
Heme only has animal sources, which is generally used to explain anemia that's common vegan populations.
Similarly iron intake has to be measured at higher doses as what humans actually need is Heme, which is synthesized from Iron.
Frequently asked questions
Short answers drawn from the clearest meanings and examples for this word.
How do you use heme in a sentence?
Given that heme-iron is the most readily absorbed by the body, and that guidelines suggest vegetarians consume 1.8 times the RDI, which would suggest an 80mg upper tolerable limit for non-heme iron.
What does heme mean?
(biochemistry) The component of hemoglobin (and other hemoproteins) responsible for binding oxygen. It consists of an iron ion that binds oxygen and a porphyrin ring that binds the globin molecules; one molecule binds one molecule of oxygen.
What part of speech is heme?
heme is commonly used as noun.