Sickle cell anemia is a disease that affects the shape of red blood cells. The following diagram illustrates the differences between normal red blood cells and sickle-shaped cells.

. ph changes the ability of them he enzyme to dissolve in water.

the answer is z.

the human body has five levels of organization. level 1: cells. cells are the basic units of life and form the first level of organization. cells in the human body have specific functions. examples include nerve cells, blood cells, liver cells, and so on.

my answer is the prothallium.brainliest