How is initiation of transcription of rna regulated? what dna sequences and factors that bind to them are involved?

1) what three conditions must be present for minerals to form through natural processes? 2) why are minerals considered inorganic substances? 3) how do oxides differ from other minerals that contain oxygen atoms? 4) how is a sulfide different from a sulfate? what makes native elements unique?

Phosgene is a chemical agent that is formed by decomposition of chlorinated hydrocarbon solvents by ultraviolet radiation. a. false b. true

Explain why it’s important for scientists to study the sun. list at least two challenges researchers face when examining earth’s nearest star.