Transcription Initiation. The first step in transcription is initiation, when the RNA pol binds to the DNA upstream (5′) of the gene at a specialized sequence called a promoter (Figure 2a). In bacteria, promoters are usually composed of three sequence elements, whereas in eukaryotes, there are as many as seven elements ...
In terms of communication, information is expressed either as the content of a message or through direct or indirect observation. That which is perceived can be construed as a message in its own right, and in that sense, information is always conveyed as the content of a message.
Information can be encoded into various forms for transmission and interpretation (for example, information may be encoded into a sequence of signs, or transmitted via a signal). It can also be encrypted for safe storage and communication.
2:1 would be the ratio of boys to girls
They eat rodents and are eaten by owls and hawks
They are important because without them, the rodent population could become too numerous. Rodents like to chew on tree roots and other plants for nutrients, but this kills the plant. Too many rodents can cause a mass imbalance leading to the death of hundreds of other animals