In what layer of the skin is melanin found? what does melanin do for skin cells?

Which statement can best be concluded from the ideal gas law?

Draw two cyclic constitutional isomers of cis-1

An animal cell loses the ability to convert energy stored in food to energy that the cell can use. which of the cell's organelles has stopped working? a.the mitochondria b.the nucleus c.the vacuoles d.the endoplasmic reticulum