The is the tunnel that cuts through the external auditory meatus delivering sound to the ear drum or the .

If a strand of dna has 35% thymine. what is the percentage of cytosine, adenine, guanine?

There are few cells in the body that do not undergo mitosis: most somatic cells divide regularly, some more than others. take for example the cells that line the digestive tract. these cells must be frequently replaced because they are constantly eroded by the movement of food through the tract. what mechanism(s) is/are in place to ensure that these cells are exact copies of the mother cell

The passing on of genetic traits from parents to offspring.