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In terms of anatomy, V2 is split into four quadrants, a dorsal and ventral representation in the left and the right hemispheres. Together, these four regions provide a complete map of the visual world. V2 has many properties in common with V1: Cells are tuned to simple properties such as orientation, spatial frequency, and color.
[2]: 234 [3] [1]: 220 [4]: 289 Once a storm splits into two, the left-splitting storm tends to move in a direction left of the mean wind shear direction, while the right-splitting moves right of the mean wind shear direction. The split storms are known as left movers and right movers due to this behavior. The resulting left or right motion ...
The WI-38 cell line stemmed from earlier work by Hayflick growing human cell cultures. [2]In the early 1960s, Hayflick and his colleague Paul Moorhead at the Wistar Institute in Philadelphia, Pennsylvania discovered that when normal human cells were stored in a freezer, the cells remembered the doubling level at which they were stored and, when reconstituted, began to divide from that level to ...
To produce viral vaccines, candidate vaccine viruses are grown in mammalian, avian or insect tissue culture of cells with a finite lifespan. [5] These cells are typically Madin-Darby Canine Kidney cells, [6] but others are also used including monkey cell lines pMK and Vero and human cell lines HEK 293, MRC 5, Per.C6, PMK, and WI-38. [7]
Immortal cell lines are a very important tool for research into the biochemistry and cell biology of multicellular organisms. Immortalised cell lines have also found uses in biotechnology . An immortalised cell line should not be confused with stem cells , which can also divide indefinitely, but form a normal part of the development of a ...
The CAMP volcanic eruptions occurred about 201 million years ago and split into four pulses lasting for over ~600,000 years. The resulting large igneous province is, in area covered, the most extensive on Earth. The volume of magma flow of between two and six million cubic kilometres makes it one of the most voluminous as well. [1] [2]
Sarcina cells, for example, are arranged in cubical pockets because cell division alternates regularly among the three perpendicular planes. Streptococcus spp. resemble a string of beads because division always occurs in the same plane. Some of these strings, for example, S. pneumoniae, are only two cells long. They are called diplococci.
A block cellular automaton consists of the following components: [1] [2] A regular lattice of cells; A finite set of the states that each cell may be in; A partition of the cells into a uniform tessellation in which each tile of the partition has the same size and shape