Examlex
Find the angle (in radians and degrees) between the lines.Round your answer to four decimal places for radians and round your answer to one decimal places for degree.
Microorganisms
Tiny living organisms, such as bacteria, viruses, and fungi, that can be seen only with a microscope.
Cambrian Explosion
The Cambrian Explosion was a significant event in the Earth's history approximately 541 million years ago, during which most major animal phyla appeared in the fossil record over a relatively short period.
Ocean Chemistry
The study of the chemical composition and properties of seawater, including the cycles and distribution of chemical elements and their compounds within the ocean.
Biomineralization
The process by which living organisms produce minerals to harden or stiffen existing tissues.
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