Graphic Image Conceptualizing the Origin of Life

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his is an artist's concept of excess left-hand aspartic acid created in asteroids and delivered to Earth via meteorite impacts. The line at the bottom is a chromatogram showing that left-hand aspartic acid (tall peak in the center, with diagram of left-hand aspartic acid molecule on top) was four times more abundant in the meteorite sample than right-hand aspartic acid (smaller peak to the left, with right-handed aspartic acid molecule on top). Credit: NASA/Hrybyk-Keith, Mary P.
Originally uploaded in Nanotechnology in STEM.

Image 187167 is a 449 by 800 pixel WebP
Uploaded: Jun15 18

Last Modified: 2018-06-15 01:55:32
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Credit: NASA/Hrybyk-Keith, Mary P. ; downloaded from
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