SCIENTIFIC PRINCIPLES
#1- Cells are made of molecules that can be arranged in different ways
#2-DNA is a molecule, it is a physical thing
#3- Compressed DNA in a cell is a chromosome
#4- Every cell of the body that has a nucleus contains DNA
#2-DNA is a molecule, it is a physical thing
#3- Compressed DNA in a cell is a chromosome
#4- Every cell of the body that has a nucleus contains DNA