New to crystals can anybody tell what are they’re name?

What fraction of high school seniors in the united states admit to drinking alcohol

Ireally need to know this answer asap

In many ways, the regulation of the genes of a particular group of viruses will be similar to the regulation of the host genes. therefore, which of the following would you expect of the genes of a bacteriophage? a) regulation via acetylation of histonesb) positive control mechanisms rather than negativec) control of more than one gene in an operond) reliance on transcription activators