Answer:Organelles are the substructures (such as mitochondria and chloroplasts) inside cells that perform particular functions. They are therefore smaller than cells. ... They are therefore larger than cells. Organisms are made up of organs which are made up of tissues, and are therefore larger than tissues.
Two chromosomes that are similar but not identical are called homologous chromosomes. When the chromosomes are duplicated, two identical chromosomes are called sister chromatids.
