Micro World

Pine Pollen Grainはどのくらい小さいですか?

Pine Pollen Grainの幅は約70 µmです。

測定対象:winged conifer pollen grain, width

Pine Pollen Grain(70 µm)をa human hair(70 µm)とa human egg cell(115 µm)の横に実物大で描いた図
左から実物大で表示:Pine Pollen Grain (70 µm)、Human hair (70 µm)、Human egg cell (115 µm)。

比較

実際の大きさはどのくらい?

  • About the same width as a human hair
  • About 61% of the width of a human egg cell
  • As wide as about 3 cloud droplets side by side
  • About 7 would fit across a grain of sand
  • As wide as about 9 red blood cells side by side

学ぶ

Pine Pollen Grainについての豆知識

Pine pollen grains have two air-filled sacs that act like tiny balloons, helping them travel long distances on the wind.

出典:Palynology databases, PalDat; USDA Forest Service

Micro World

名前サイズPine Pollen Grainと比べると
Dandelion Pollen Grain35 µm0.5×
Tetrahymena thermophila50 µm0.71×
Ascaris lumbricoides Egg60 µm0.86×
Human Cheek Epithelial Cell60 µm0.86×
Pine Pollen Grain70 µmこのページ
Human Adipocyte100 µm1.4×
Euplotes100 µm1.4×
Human Cardiomyocyte100 µm1.4×
Human Smooth Muscle Cell100 µm1.4×
Onion Epidermal Cell100 µm1.4×

スケール感を試そう

Pine Pollen GrainとTetrahymena thermophila、大きいのはどちら?

トピック

似たサイズをもっと見る