Investigator a conducts research on emphysema using biospecimens from human subjects. the consent form indicates that the research will focus exclusively on emphysema. investigator b wishes to use the biospecimens for research on lung cancer. can investigator b use the specimens for cancer research without re-consent if the specimens are de-identified?
a. no, the original research subjects must be re-consented for the cancer research.
b. yes, because research with biospecimens is minimal risk.
c. yes, if the biospecimens are de-identified then the research is no longer considered human subjects research.
d. no, because it would be unethical to conduct research that is not consistent with the consent form the subjects originally signed.

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.        

1.) question:

how was the agricultural revolution related to the industrial revolution?

d.) improved agriculture led to population growth, which increased demand for goods.

2.) question:

which of the following happened first in the events leading to american independence?

c.) the meeting of the first continental congress.

3.) question:

what was one advantage that cities offered businesses and industrialists?

answer:

d.) transportation networks

4.) question:

what economic philosophy developed in response to the problems of industrial workers?

a.) socialism

5.) question:

how does this image relate to the jacobins?

b.) the jacobins used this machine to scare and execute those who supported the king.

hope this !

answer; the parasympathetic nervous system;