In 1951, cells were taken from henrietta lacks and used for many years in research. henrietta did not give permission for her cells to be used, the law did not require that. these cells have been used in over 60,000 research projects, but henrietta's family has not received any compensation for contribution to the research. do you think the law should be changed? should people be compensated for donating their cells to science?

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.

Which best describes this behavior? it is beneficial only to the males that do not fertilize eggs. it is beneficial only to the female workers that are not fertilized. it is beneficial to each one of the individual colony members. it is beneficial to the whole species, but not to all of the individual members.

Methane gas created by a cows flatulence especially in a large herd is a greenhouse gas. true or false.