Observa un fenomeno natural y sometelo al metodo cientifico . por ejemplo : ¿ porque llueve ?

All individuals have two alleles for a given trait. according to mendel's these alleles are passed down one each from both mother and father.

Aboy jumps into a cold swimming pool and his body tempature goes down hus muscles ,blood vessels

The chromosomal structure that limits the number of cell divisions of a cell is the the chromosomal structure that limits the number of cell divisions of a cell is the kinetochore telomere histones centromere