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Human spermatids. The manchette is a transient microtubular collar surrounding the elongating spermatid nucleus only present during spermatid head elongation. Mallory’s phosphotungstic hematoxylin
Set of four elongated hexagons geometric seamless patterns. Modern stylish backgrounds. White and gray geometric textures. Repeating geometric ornaments. Vector backgrounds.
Highly magnified image showing densely packed blue-stained plant cells with visible elongated structures and overlapping cellular patterns.
Bird skeleton display with elongated neck
Extend, enlarge, increase, concept image, a short pencil in a brass pencil extender, isolated on neutral white.
Close-up of Three Ripe, Elongated Blue Berries Nestled Among Vibrant Green Leaves on a Bush

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