Difference between core and crust

Explanation:

The crust makes up less than 1% of Earth's volume. The Earth's core is at the true center of our planet. The Earth's crust and core are separated by the mantle.

true, i don't really know what you're asking but from the info you provided im guessing the answer is true.

the diploid number of chromosomes is sometimes represented by the symbol 2n. for the fruit fly, the diploid number is 8, which can be written as 2n = 8, where n represents twice the number of chromosomes in a sperm or egg cell.