Which of the following most accurately describes the process that must occur when working with research animals covered by u. s. federal regulations?
a) the research team must obtain iacuc approval for the proposed research procedures prior to starting the work.
b) the research team can start the project but must receive iacuc approval before its work is published.
c) the research team can start the project while its protocol is under review by the iacuc but must stop if the iacuc rejects the protocol.
d) the research team can start the project but must receive iacuc approval before its work is submitted to a journal.

the national environmental policy act (nepa) is a united states environmental law that promotes the enhancement of the environment and established the president's council on environmental quality (ceq). the law was enacted on january 1, 1970. to date, more than 100 nations around the world have enacted national environmental policies modeled after nepa.

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hydroxyl -oh

alcohols, always polar, can form hydrogen bonds with h2o molecules

carboxyl -cooh  

cargoxylic acids, has acidic properties which is a source of hydrogen ions, found in cells in ionized for with a charge of oh-1

carbonyl > co

ketone if within skeleton, aldehyde if group is at the end of skeleton, k & a may be structural isomers, it determines 2 sugars (ketose & aldose)

amino -nh2

amines, acts as a base, it can pick up h+ ions from surrounding solution, ionized with charge of 1+

methyl ch2

addition to rna/dna affects and gene expression

phosphate -opo3 ²⁻

organic phosphates, contributes to negative charge to, molecule that it is a part of, and potential to react with h20

sulfhydryl -sh

thiols, cross-linking stabilize the protein, and it is structure

the eggs of the insects should be the first thing collected at the scene.

false