Answer:
B
Explanation:
because their structures become more complex. Such as the human brain, over time we get more knowledge.
Answer: Replication
Explanation: When the cell is preparing to divide it will <u>replicate</u> its DNA so that both of the daughter cells will have a complete set of the DNA. It's like a book of instructions and the cell has to perfectly replicate it so that when it splits into two both of the new cells will have a perfectly made copy of it! Hope this helps :)
The elephants skull, I believe.
The DNA is condensed before replication in the form of chromosomes and then the chromosomes are divided.