Answer:
I think it is a because the oldest things would be farther down in the ground and the youngest would be upper to the ground if that makes sense
Answer: Yes and here are the rest in order: Ozone layer, oxygen, nitrogen, water, ice, planet, and moon
Explanation:
Answer:
common ancestor.
Explanation:
when two groups of organism are related it means they share a common ancestry but may be they are not a direct parent but can relate to there far back generation.
Evidence from fossil's records are used to study that today how much organisms have changed themselves according to the environmental changes on earth. DNA and genetic codes mainly shows the shared common ancestry.
Answer:
interesting
Explanation:
I love this, good job. Have a great day :))
