All energy ends up as thermal energy, which is replenished every day by the concentrated energy from the sun.
Hope this helps!
The second stage of prenatal development begins at about two weeks after conception. at this point, the growing bundle of cells is called an embryo.
Answer:
the chromosome are found in the nucleus of a body cell in pair
So the process involves copying the chromosomes first and then carefully separating the copies to give each new cell a full set