Space/Science — HabitableZone

Space/Science » in reply to re: Will Life Be Found On Mars? Your opinions and guesses:

I have trouble conceiving of life originating anywhere from a 'spontaneous' process of going from simple to complex.

Confused?
You shouldn't be.
Take these common chemicals necessary for life:
Hydrogen.
Carbon.
Nitrogen.
Oxygen.
Phosphorus.
Potassium.
...and maybe Sulfur and some metal elements like Iron.
Even simple organisms like viruses or bacteria
require billions or trillions of these atoms
to be combined in the CORRECT PATTERN,
otherwise no bacteria no viruses or any other living thing.

The allocation of genetic material in DNA
CAN DEVIATE, and does...for different biological creatures,
BUT there can be almost NO DEVIATION in the actual shape
and dimensions of the DNA double-helix molecular structure.

And I DARE you to find some NON-ORGANIC, or even NON-BIOLOGICAL
CARBON-BASED, microscopic molecular substances that have a similar double-helix structure like DNA!...They aren't there!
The double-helix structure is a geometric oddity, even a one-of-a-kind rarity in the physical and chemical universe.

Life...biological life...is an extreme rarity in the physical universe, requiring almost implausible conditions to form in & requiring statistically staggering combinations of billions and trillions of atoms & molecules in required correct matrices, in correct molecular formulae.

TRANSLATION: It's easy to combine atoms and even molecules to form more complex subtances and molecules...IT'S NOT SO EASY to keep
those "more complex" molecules & substances from chemically
breaking down into simpler molecules.

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