Examlex
The nucleus of the atom has a positive charge.
Ediacaran Period
The last (most recent) period of the Proterozoic eon, from 635 million to 541 million years ago; named for early animal fossils found in the Ediacara Hills in South Australia.
Gymnosperms
A group of seed-producing plants that include conifers and cycads, characterized by having seeds that are not enclosed in an ovary (fruit).
Large Dinosaurs
Large dinosaurs were prehistoric reptiles, including species like the Tyrannosaurus rex and Brachiosaurus, known for their massive size and diversity during the Mesozoic era.
Amino Acids
Organic compounds that serve as the building blocks of proteins, containing both amine and carboxyl functional groups.
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