equatorial plane


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e·qua·to·ri·al plane

in metaphase of mitosis, the plane that touches all of the centromeres and their spindle attachments.

equatorial plane

[ēk′wətôr′ē·əl]
Etymology: L, aequare, to make alike; Fr, flat + vessel
the plane at the center of the spindle in which the chromosomes are arranged during metaphase of mitosis and meiosis.

e·qua·to·ri·al plane

(ek'wă-tōr'ē-ăl plān)
In metaphase of mitosis, the plane that touches all the centromeres and their spindle attachments.
References in periodicals archive ?
At metaphase of MT1, chromosomes segregated after aligning on the equatorial plane of each spindle.
Metaphase II--sister chromatids, joined by a centromere, align along the equatorial plane.
Lying on a plane perpendicular to the equatorial plane, the analyzer can be considered (from a geometrical point of view) as a mirror for the x-rays, thus actual calculations of the reflection follow easily from Eq.
As a first step we consider the convergence properties of R and the symmetry properties of T with respect to the equatorial plane [theta] = [pi]/2.
But sunlight has been creeping up Titan's northern hemisphere since August 2009, when the Sun's light crossed the equatorial plane at equinox.
But the Earth's shape is roughly an ellipsoid, a fact that causes an extra complication: the angle of incidence of the lunar shadow with regard to the equatorial plane.
Just as scientists had planned, the craft rose out of the equatorial plane and for the next 5 months viewed the rings from above and below the planet's equator.
com/planet-nine-causes-solar-system-tilt-despite-being-undiscovered-researchers-say-2434437) six degrees of separation between the axes at which the planets orbit the sun and the solar equatorial plane, attributing the anomaly to the undiscovered Planet Nine.
At least the surface of the tread strip comprises a first polymer compound extending at least into the region of the equatorial plane and at least one second polymer compound having physicochemical properties that differ from those of the first polymer compound, the crown reinforcing structure comprising at least one layer of circumferential reinforcing elements which are distributed in the transverse direction with a variable pitch and the pitch between the circumferential reinforcing elements being at a minimum in the region of the layer of circumferential reinforcing elements that radially face the ends of the first compound.
Washington, July 11 ( ANI ): During a recent excursion out of Saturn's equatorial plane, NASA's Cassini spacecraft has detected a concentration of high-altitude haze and a vortex materializing at the south pole of planet's largest moon Titan, signs that the seasons are turning on Saturn's largest moon