Examlex
Chromatin of eukaryotes is organized into repeating interactions with protein octomers called nucleosomes. Nucleosomes are composed of which class of molecules?
Top Predator
A top predator, often situated at the apex of a food chain, is an organism that is not preyed upon by any other in its natural environment.
Stored Energy
energy in a system or object that is not being used and can be released to do work; also known as potential energy.
Annual Productivity
The total amount of goods and services produced by a country or an organization in one year.
Urban Backyard
A small outdoor space behind a city home that is used for personal recreation and gardening.
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