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polyploidy

Polyploidy, the multiplication of chromosome sets in plants, is highlighted as a key adaptation allowing species to thrive under high UV radiation and harsh Martian conditions.

1 chapter across 1 book

Green Mars (1994)Kim Stanley Robinson

Chapter 19

In this chapter, Sax immerses himself in studying the glacier and its surrounding terrain on Mars, discovering a surprisingly diverse and thriving ecosystem of lichens, algae, and flowering plants in the harsh environment. The chapter details the physical characteristics of the glacier, the adaptation and proliferation of polyploid plants, and the human efforts to augment and accelerate Martian ecological development through engineered species and fertilization. Sax also navigates a secretive romantic relationship with Phyllis, which remains discreet amidst his scientific focus.