In America, the concept of race based on skin color: emerged after the Civil War ended in order to justify legal segregation. ( ) was created to justify having slavery after declaring that "all men" are equal. has been scientifically proven through new DNA technology. .​

Immature bone cells, or osteoblasts, manufacture a protein called osteoid as well as several hormones. because of this, we would expect osteoblasts to contain numerous a) nuclei. b) ribosomes. c) lysosomes. d) golgi bodies.

Cpr, or cardiopulmonary resuscitation, is a first-aid technique to save lives. it involves compressions of the patient's chest cavity. which description is the best description of the functions of chest compressions in cpr? chest compressions are done to pump the heart. chest compressions are done to strengthen the rib bones. chest compressions increase carbon dioxide inhalation. chest compressions allow the patient's muscles to wake up.

What is the one part of the nucleotide  that differs among the other different nucle  tides?