Axis

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Axis

In Cartesian charting, a line that bisects a chart. The x-axis cuts a chart horizontally, while the y-axis cuts it vertically.
References in periodicals archive ?
We found no relationship between the first cleavage plane and the larval dorsoventral axis (Fig.
They are located on both sides of the core on the dorsal and ventral halves of the otolith, where they appear to control the growth of the otolith on the dorsoventral axis. Microstructures are more clearly identified along the sulcus or along the dorsoventral axis as typically alternated L-zones and D-zones.
In both equal- and unequal-cleaving embryos the D quadrant subsequently acts as a key organizer to polarize the dorsoventral axis and regulates development of adjacent quadrants.
Along the dorsoventral axis, worms were especially abundant in the ventral and middle regions.