The surface area of a cell is 4x10-6m^2. The volume is 2x10-6m^3. What is the surface area to volume ratio of the cell?

Hemoglobin is the compound in red blood cells that carries oxygen to the body. the distribution of hemoglobin in women in g/dl of blood is approximately normally distributed with mean 14 and standard deviation 1. too little hemoglobin, and you're anemic. 2. too much, and (unless you live at high altitudes), you can have other problems.

The diagram illustrates the activity of vesicles during a cellular process.

Which type of respiration takes place when there is no oxygen present