planet earth in a test tube in the hands of a scientist. concept idea on the topic of saving humanity by science from epidemics,

idea concept lab microbe viruses virus attack biochemistry biotechnology scientific analysis microbiology chemistry scientist science covid doctor icon corona discovery coronavirus vaccine danger health care test epidemic infection quarantine research technology tube disease symbol biology object equipment laboratory hospital healthy medicine hand human medical world earth background blue planet hands topic saving humanity from epidemics etc pharmaceuticals elements this image furnished nasa scientist etc background nasa