BACTERIA ARE SIMPLE CELLS THAT DON'T CONTAIN ORGANELLES.
Answer: 2) The cell grows to its mature size.
Explanation:
The G1 phase is often referred to as the growth phase, because this is the time in which a cell grows. During this phase, the cell synthesizes various enzymes and nutrients that are needed later on for DNA replication and cell division. ... The G1 phase is also when cells produce the most proteins.
I'm pretty sure that cells contain genes inside them.
I don't know if this helps or not but you would want to know the age of the rock (absolute dating) and from there you will be able to know the age of the fossil and what caused it to die.