biology blood capillary cells education haemoglobin human laboratory life microscope microscopy oxygen red red blood cells science slide smear tiny ball balls chem chemical connected connection data dna graphic health healthcare illustration ion lab microscopic molecule scheme small technic technical transfer 3D abstract alien background blue cellular computer graphic concept creation design fill flowing image New organic original render sci-fi science fiction silver style swirl texture unique vector virtual worlds art artistic black cloth paint pattern pink purple rough swirls Van Gogh weave white yellow green biochemistry biotechnology chemistry chromosome clone cloning deoxyribonucleic double gene genetics helix medical medicine molecular pharmacy research ribonucleic scientific spiral stem strand symbol technologies technology test therapy analyse backdrop bacteria blood analysis cleaning clusters contamination culture disease disinfect fungus germs health care illness immune immune system immunity infection microbes sample sickness slides swab tissue unclean virus color colour probiotics system biological body dissection flesh gross growth gruesome halloween horrible jelly liver living matter meat membrane mucous nauseating offal ooze organs reflection shiny sickening tumour veins wet yuck