I think the correct answer from the choices listed above is option C. <span>Inherited traits are passed down from our parents to us, their offspring, by the information that is coded in our parents' chromosomes. The chromosomes contain the DNA or the genetic material.</span>
The good thing about a dam is that electricity can be created by mechanical means. That does not affect the atmosphere. Storing such production is a different matter.
The bad thing about a dam is that it wreaks havoc on the land where the water is stored behind the dam.
Bulid and repair tissues, Make enzymes and hormones, and Help prevent infection. Hope this helps!