I need help with this earth science question it is due today please help me im stress out and I’m crying please I will mark it

2. given that most biochemical (other than coal) rocks react with hydrochloric acid, what does that tell you about organisms?

An example of a trait that would be considered acquired and inherited is a. a cleft chin b. muscle tone c. scar tissue d. freckled skin

Which statement describes how favorable traits in a population relate to natural selection? they are the only traits that ever exist in the population. they build in the population over time. they are rarely passed on to offspring. they are found only in a few individuals within the population.