Answer:
A
Explanation:
states that each rock layer is older than the one above it. So, the relative age of the rock or fossil in the rock or fossil in the rock is older if it is farther down in the rock layers.
Answer:
The algae can release harmful chemicals known as "bio-toxins" that can contaminate the water and kill the organisms living in the ecosystem
Explanation:
in the stars are three main system so I shall say the difference is that they are not in right position
Answer:
delayed growth, episodes of pain, painful swelling of hands and feet, vision problems, frequent infections
Explanation:
Which, that is the answer you’re welcome buddy and yes I needs my points
