Bacterium
... flagella , bacterial gliding , or changes of buoyancy. A unique group of bacteria, the spirochaetes , have structures similar to flagella, called
axial filaments , between two membranes in the periplasmic space. They have a distinctive helical body that twists about as it moves.
Bacterial ...
Computed axial tomography
... CT apparatus in a hospital
Computed
axial tomography (CAT) , computer-assisted tomography , computed tomography , CT , or body section roentgenography is the process of using digital ...
Bacterium
... flagella , bacterial gliding , or changes of buoyancy. A unique group of bacteria, the spirochaetes , have structures similar to flagella, called
axial filaments , between two membranes in the periplasmic space. They have a distinctive helical body that twists about as it moves.
Bacterial ...
Flagellum
... have flagella projecting in all directions.
Some species of bacteria (those of Spirochete body form) have a specialized type of flagellum called
axial filament that is located in the periplasmic space , the rotation of which causes the entire bacterium to corkscrew through its usually viscous ...
Meiosis
... the pair of chromosomes hold until anaphase.
Prophase I is subdivided into different stages:
Leptotene : chromosomes condense, the
axial element of the synaptonemal complex (a protein lattice that keeps homologous chromosomes toghether) is formed.
Zygotene : The synaptonemal ...