-
field of
astrobiology uses
biosignatures as
evidence for the
search for past or
present extraterrestrial life.
Biosignatures can be
grouped into ten broad...
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Satellite to
search for
biosignatures on exoplanets. They are also
developing new
techniques for the
detection of
biosignatures, such as the use of remote...
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possible 2450 Ma red alga from the Kola Peninsula, 1650 Ma
carbonaceous biosignatures in
north China, the 1600 Ma Rafatazmia, and a
possible 1047 Ma Bangiomorpha...
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understanding selection processes, evolution, and the
identification of
biosignatures in astrobiology. However, the
usefulness of the
approach has been disputed...
- been
studying the
biosignatures of
these microbes, and is
hoping that the Mars ****verance
rover will find
matching biosignatures at its
Jezero Crater...
-
enantiomeric excess in
amino acids to
distinguish extraterrestrial biosignatures. But, as
previously mentioned,
recent studies of
carbonaceous chondrites...
- fossils. Some
fossils are
biochemical and are
called che****ssils or
biosignatures.
Gathering fossils dates at
least to the
beginning of
recorded history...
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possibility of past life on Mars, and the
potential for
preservation of
biosignatures within accessible geological materials. It will
cache sample containers...
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Astrobiologists have
suggested that
retinal pigments may
serve as
remote biosignatures in
exoplanet research. The
Purple Earth hypothesis has
great implications...
- of
purple retinal pigments on
Earth and
implications for
exoplanet biosignatures".
International Journal of Astrobiology. 20 (3): 241–250. arXiv:1810...