Examlex
Select the vessel carrying blood with a comparatively high concentration of oxygen.
Hydrogen Ions
Positively charged ions of hydrogen, crucial in determining the acidity or alkalinity of solutions.
Diagram
A simplified drawing showing the appearance, structure, or workings of something, typically used for explanation purposes.
Space
The vast, seemingly infinite expanse that exists beyond Earth's atmosphere, consisting of other celestial bodies, stars, and galaxies.
Electrons
Electrons are subatomic particles with a negative electric charge, found in all atoms, and serve as the primary carrier of electricity in solids.
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