Answer:
The normal human karyotype is made up of 46 chromosomes: ... The 2 sister chromatids are linked mainly by a paracentric heterochromatin ...
Explanation:
Its d granite because its made of light and dark bands.
The building blocks of protein are amino acids. Multiple amino acids are usually built up together in a string of varying length to give rise to proteins, who are then in turn the building blocks of our muscles.
True <span>deoxyribonucleicAcid(DNA)</span>
DNA is made of genes. so it is C