The tusk shell, a tubular-shelled mollusk found in oceans worldwide, has long baffled scientists with its odd shape and uncertain evolutionary history. But a new genomic study published in PNAS has fi
Tag: sequenced
No new Omicron variants detected in Beijing by 2022 end: study
BEIJING, Feb. 9 (Xinhua) — No novel COVID-19 variants were found in Beijing weeks after China optimized its epidemic response in November, according to a recent study.Researchers from the Chinese Aca