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glycogen occurring in cells as beta granules, averaging about 30 nm in diameter, or as alpha granules, 90 nm in diameter, that are aggregates of smaller particles.
gly·co·gen gran·ule(glī'kō-jen gran'yūl)
Glycogen occurring in cells as beta granules that average about 300-in diameter, or as alpha granules that are aggregates measuring 900-of smaller particles.
One of the minute particles of glycogen seen in liver cells following fixation.
See also: granule