Onion Epidermal Cell有多小？100 µm，按比例对比

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Onion Epidermal Cell（100 µm）与a human hair（70 µm）和a human egg cell（115 µm）按真实比例并排绘制 — 按比例绘制，从左到右依次是：Human hair (70 µm)、Onion Epidermal Cell (100 µm)和Human egg cell (115 µm)。

比较

它实际有多大？

A little smaller than a human egg cell
A little wider than a human hair
About 5 would fit across a grain of sand
As wide as about 5 cloud droplets side by side
As wide as about 13 red blood cells side by side

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关于Onion Epidermal Cell的资料

Onion epidermal cells are a classic microscope specimen because their thin, clear skin peels easily.

来源：Biology lab manuals: onion epidermis microscopy

Micro World

名称	尺寸	与Onion Epidermal Cell对比
Ascaris lumbricoides Egg	60 µm	0.6×
Human Cheek Epithelial Cell	60 µm	0.6×
Pine Pollen Grain	70 µm	0.7×
Human Adipocyte	100 µm	尺寸相同
Euplotes	100 µm	尺寸相同
Human Cardiomyocyte	100 µm	尺寸相同
Human Smooth Muscle Cell	100 µm	尺寸相同
Onion Epidermal Cell	100 µm	本页面
Didinium	150 µm	1.5×
Coscinodiscus Diatom	150 µm	1.5×

测测你的尺度感

哪个更大：Onion Epidermal Cell还是Pine Pollen Grain？

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