Eukaryotic chromosomes contain two general domains that relate to the degree of condensation. These two regions are . separated by large stretches of repetitive DNA each void of typical protein-coding sequences of DNA called heterochromatin and euchromatin uniform in the genetic information they contain void of introns

i think its through the fallopian tube

for example, no new evidence will demonstrate that the earth does not orbit around the sun (heliocentric theory), or that living things are not made of cells (cell theory), that matter is not composed of atoms, or that the surface of the earth is not divided into solid plates that have moved over geological timescales .