AP BIOLOGY

Detailed explanation-1: -Also known as erythrocytes, RBCs are the most common type of cell found in the blood, with each cubic millimeter of blood containing 4-6 million cells. With a diameter of only 6 µm, RBCs are small enough to squeeze through the smallest blood vessels.

Detailed explanation-2: -Red Blood Cells (also called erythrocytes or RBCs) Known for their bright red color, red cells are the most abundant cell in the blood, accounting for about 40 to 45 percent of its volume.

Detailed explanation-3: -The most numerous blood cells in the body are the red blood cells (erythrocytes). There are about 5 million erythrocytes per centimeter cubic of blood. Their principal function of the red blood cells in the body is to transport oxygen from the lungs to other parts of the body.

Detailed explanation-4: -White blood cells are bigger than red blood cells and normally are fewer in number. When a person has a bacterial infection, the number of white cells can increase dramatically.

Detailed explanation-5: -Red blood cells (RBCs) are the most abundant cell type in the human body. RBCs and, in particular, their plasma membrane composition have been extensively studied for many years.