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Bacterial motility is the ability of bacteria to move independently using metabolic energy. Most motility mechanisms that evolved among bacteria also evolved in parallel among the archaea. Most rod-shaped bacteria can move using their own power, which allows colonization of new environments and discovery of new resources for survival.
"Intragenomic nucleotide polymorphism among small subunit (18s) rDNA paralogs in the diatom genus skeletonema (bacillariophyta) 1." Journal of phycology 41.6 (2005): 1248–1257. Vargas, Cristian A., Rubén Escribano, and Serge Poulet. "Phytoplankton food quality determines time windows for successful zooplankton reproductive pulses."
Within the diatoms (Bacillariophyta), harmful effects can be due to physical damage or to toxin production. Centric diatoms like Chaetoceros live as colonial chains of cells with long spines (setae) that can clog fish gills, causing their death.
Insoluble fiber, on the other hand, adds bulk to the stool and helps move food through the digestive system, keeping you regular. Most Americans don’t consume enough fiber on a daily basis.
For many years the diatoms—treated either as a class (Bacillariophyceae) or a phylum (Bacillariophyta)—were divided into just 2 orders, corresponding to the centric and the pennate diatoms (Centrales and Pennales; alternative names Biddulphiales and Bacillariales, as used e.g. in Lee, 1989). [9]
The NFL playoff schedule is about to be set, with the wild-card dates and times for every matchup to be revealed during Week 18.
It passes posteriorly along the radial side of the middle finger and inserts on the extensor expansion near the metacarpophalangeal joint. Third: bipennate: One head originates on the radial side of the flexor digitorum profundus tendon corresponding to the ring finger, while the other originates on the ulnar side of the tendon for the middle ...
After eggs hatch, they become larvae or maggots that burrow into an opening to feed. Once they feed, they drop to the ground, burrow into the soil and emerge as adult flies.