The use of many household chemicals, and even the use of outdoor barbecues can cause toxic air pollution.
true or false i put true

Atypical human cell is approximately 12.00 μm in diameter and enclosed by a membrane that is 5.000 nm thick. (a) what is the volume of the cell including the membrane? (b) what is the volume of the cell membrane? (c) what percent of the total volume does its membrane occupy? to simplify the calculations, model the cell as a sphere. enter your answers using four significant figures.

Cells destroy body cells infected by a virus or bacteria.

What is the membrane that sheath of schwann cell containing cytoplasm and nucleus that encloses myelin