Final answer:
Mucoromycotina and Glomeromycota are both groups within the Fungi Kingdom. Glomeromycota are known for forming symbiotic relationships with most land plants via endomycorrhizae, while Mucoromycotina includes bread molds like Mucor and is traditionally associated with the Zygomycota group.
Step-by-step explanation:
Mucoromycotina and Glomeromycota are both groups within the broader Fungi Kingdom. These fungal groups are known for their symbiotic relationships with plant roots, particularly the formation of mycorrhizae. The Glomeromycota, a newly established phylum, consists of species that form endomycorrhizae, also known as vesicular/arbuscular mycorrhizae. These fungi are crucial for plant nutrient uptake and are obligatory symbionts, meaning they require a plant host to survive. On the other hand, the Mucoromycotina are related to bread molds and are part of the traditional division known as the Zygomycota, although recent molecular data suggest that these classifications are subject to revision.
The Glomeromycota are also noteworthy for their economic importance in agriculture due to their ability to enhance plant growth and efficiency in nutrient absorption. They have a significant evolutionary history, evident from fossil records that highlight their long-standing association with plant roots. Contrarily, Mucoromycotina includes genera like Mucor, known to cause diseases in crops as well as infections in humans under certain circumstances.
The comparison between these two groups illustrates the diversity of fungal forms and their varying roles in different ecological and economic contexts, from symbiotic plant partners to food spoilers and pathogens.