Answer:
False, all coal releases at least some percent of greenhouse gases--clean or not.
Heredity: Offspring inherit their traits from their parents, in the form of genes. Heritable individual variation: Members of a population have slight differences among them, whether in height, eyesight acuity, beak shape, rate of egg production, or other traits that may affect survival and reproduction.
The amount of light entering the eye is controlled by the pupil, which is surrounded by the iris.
They uncover evidence of crimes, mostly things involving dna like finger prints or blood.