Answer:
The fossils in the lower layers are older than the fossils in the upper layers.
Explanation:
I believe you meant to say is this mistake called a base pair and if that is your question then no. it would be called Mutation. But you can double check that answer.
The answer is a. no controls
The gel like substance inside the cell but outside of the nucleus is known as <em>Cytoplasm </em>
Answer:
a hypothesis. ... A theory is a group of hypotheses that prove a law is true. A law is a statement of fact, but a theory is an explanation. A theory is a proposed law that has not yet been peer reviewed.
Explanation:
