The DNA is condensed before replication in the form of chromosomes and then the chromosomes are divided.
Answer: (A) the time that two species have been evolving independently.
Explanation: The molecular clock is figurative term for a technique that uses the mutation rate of biomolecules to deduce the time in prehistory when<u> two or more life forms.</u>
A DNA replication is when you replicate someone's DNA, which is not possible yet, because everyone's DNA strand is different. But the growth of an organism is just the reproduction of cells growing into fully functioning ones.
Simple organic molecules can be organized into much longer, more complex molecules.
Answer:
as the field of science, biology help as to understand the living world and the ways it's many species
