#TestOfTheDay: Blood is a specialized body fluid. It has four main components: plasma, red blood cells, white blood cells, and platelets.
Login and test your knowledge on #Blood Functionalities, Diseases etc based on this short quiz. #WorldBloodDonorDay
https://knowledgezone.co.in/resources/tests/6489843b09a9161f73d5c345
#WorldBloodDonorDay #blood #testoftheday