Dandelion Pollen Grain有多小？35 µm，按比例对比

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Dandelion Pollen Grain（35 µm）与a cloud droplet（20 µm）和a human hair（70 µm）按真实比例并排绘制 — 按比例绘制，从左到右依次是：Cloud droplet (20 µm)、Dandelion Pollen Grain (35 µm)和Human hair (70 µm)。

比较

它实际有多大？

About 1.7× as wide as a cloud droplet
About 2 would fit across a human hair
About 3 would fit across a human egg cell
As wide as about 5 red blood cells side by side
About 18× the length of an E. coli bacterium

了解更多

关于Dandelion Pollen Grain的资料

Dandelion pollen grains have a distinctive spiny surface that helps them stick to pollinating insects.

来源：Palynological Database; University extension pollen guides

Micro World

名称	尺寸	与Dandelion Pollen Grain对比
HeLa Cell	20 µm	0.57×
Cellulose Fiber	20 µm	0.57×
Human Erythroblast	20 µm	0.57×
Human Hepatocyte	25 µm	0.71×
Human Osteocyte	25 µm	0.71×
Dandelion Pollen Grain	35 µm	本页面
Taenia solium Egg	35 µm	尺寸相同
Tetrahymena thermophila	50 µm	1.4×
Ascaris lumbricoides Egg	60 µm	1.7×
Human Cheek Epithelial Cell	60 µm	1.7×

测测你的尺度感

哪个更大：Dandelion Pollen Grain还是Human Hepatocyte？

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