Which pair of variables shows a clear causal link?

What should you do if you have an anxiety attack when your parents aren't home?

What type of medicine to people take if they are lactose intolerance

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