Caution! The site can't guarantee, that text has age permission. The site is not recommended, if you are less than 18 years old.
The site shows example sentences for English words. How the word or phrase could be used in a sentence?
" ... These microfossils have been degraded, exposed to high temperatures, and are now a mass of mature organic matter, says Maldanis. Still, they outline the shape of the original cell, pointing to a biogenic origin of these structures, she says. ... "
" ... “Studying the preservation of biogenic organics in iron-rich environments on Earth is very important for determining where we should land future astrobiology missions on Mars,” said Williams. ... "