Blood cells, or hematocytes, are normally found in blood and they make up over 45% of the total blood tissue by volume. Read more
They have loads of important functions for the human body, and it’s time to see if you know enough about them to complete our newest quizzes.
Let’s see if you can tackle some sample questions first. What are three general categories of blood cells found in mammals? What do red blood cells primarily carry? For how long do white blood cells usually live? Jan Swammerdam, a dutch naturalist, is credited with observing what? How many types of white blood cells are there? The questions aren’t over yet, so grab a comfortable chair and head over to the rest of the quizzes! Read less