What reason would coal reserves go down in the united states

50pts why can't scientists clone embryos for an unlimited supply of stem cells? culture of life: select the best answer from the choices provided. a. they do not yet have the technology to clone embryos. b. most scientists would never endeavor such a controversial task. c. there are already enough stem cell lines. d. cloning is prohibited by the human cloning prohibition act of 2003.

Aresearcher proposes to conduct a study at a foreign site. the research has been determined to be exempt from the federal regulations by institutional policy. according to federal regulations, is review required at the foreign site? if a proposed study qualifies for exemption, federal regulations do not require review at the foreign site where it will be conducted but still require review at the u.s. site by the institution’s irb. if a proposed study qualifies for exemption, federal regulations do not require review at the foreign site where it will be conducted. if a proposed study qualifies for exemption, federal regulations do require review at the foreign site where it will be conducted. if a proposed study qualifies for exemption, federal regulations do not require review at the foreign site where it will be conducted, but still require review by the institutional official at the local site.

What are objects called that have value in and of themselves as well as value as a means of exchange? custom commodity money currency simple money