Search results
Results from the WOW.Com Content Network
A mold colony does not consist of discrete organisms but is an interconnected network of hyphae called a mycelium. All growth occurs at hyphal tips, with cytoplasm and organelles flowing forwards as the hyphae advance over or through new food sources.
Mucor racemosus is a rapidly growing, weedy mould belonging to the division Mucoromycota. [1] It is one of the earliest fungi to be grown in pure culture and was first isolated in 1886. [ citation needed ] It has a worldwide distribution and colonizes many habitats such as vegetational products, soil and houses.
Mold is found everywhere and can grow on almost any substance when moisture is present. It reproduces by spores, which are carried by air currents. When spores land on a moist surface suitable for life, they begin to grow. Mold is normally found indoors at levels that do not affect most healthy individuals. [citation needed]
The mold you can see growing on food may penetrate much deeper than surface-level, the experts note. Think of the roots of a tree growing underground, says Wee.
Mucor mucedo (type species) use asexual reproduction. When erect hyphal sporangiophores are formed, the tip of the sporangiophore swells to form a globose sporangium that contains uninucleate, haploid sporangiospores. An extension of the sporangiophore called the columella protrudes into the sporangium.
The (-) strain loses sexual capacity faster than the (+) strain. [13] As Mucor mucedo are heterothallic, the hyphae taking part in the sexual reproduction have to be of two different strains, either (+) or (-). When these make contact an extension of the hyphae called progametangia are formed and most of the nuclei and cytoplasm accumulate at ...
[3] [4] Not all fungi reproduce sexually and many that do are isogamous; thus, for many members of the fungal kingdom, the terms "male" and "female" do not apply. Homothallic species are able to mate with themselves, while in heterothallic species only isolates of opposite mating types can mate.
Take a look at every state ranked by how much each parent is going to spend on each kid this holiday season.