A is the right answer because it is.
The Law of Superposition.
The Law of Superposition states that each layer is younger than the one beneath it.
Answer:
The correct answer is D sister chromatids;centromere
Explanation:
After DNA replication during s phase or synthesis phase of interphase of the cell cycle,each chromosome has a copy and the cell that is newly formed is now 4n.
We cal these identical pairs sister chromatids and they are held together by a centromere
I guess I correct. Can anyone just tell me if I am correct?
It is an organic catalyst. It speeds up certain chemical reactions in the body.
