The oxygen carrier leghemoglobin is a hemoprotein found in leguminous plants. In plants with nitrogen fixing bacteria (such as alfalfa or soybeans), the presence of oxygen will poison the bacterium. Leghemoglobin acts as a natural defense against oxygen toxicity by scavenging free oxygen in these systems. The protein itself is a product of both the plant and the bacterium; the apoprotein is produced by the plant and the heme by the bacterium.
... census of 2000, there are 1,749 people, 502 households, and 313 families residing in the town. The population density is 326.2/km² (842.9/mi²). There are 928 ...