Examlex
What molecule holds instructions for the synthesis of proteins and copies itself before cell division?
Cross Section
A plane or surface cut through an object or structure, typically used to reveal its internal composition or structure.
Groundwater
Water stored beneath the Earth's surface within soil or in the gaps and spaces within rock formations.
Infiltrate
The process by which water or other fluids permeate into a substance through pores or small openings, often used in the context of soil absorption or espionage.
Impermeable Unit
A geological formation or material that does not allow fluids to pass through it.
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