Answer:
Activator protein binding is thought to cause DNA to loop out, bringing the activator protein into physical proximity with RNA polymerase and the other proteins in the complex that promote the initiation of transcription. Different cell types express characteristic sets of transcriptional regulators.
Answer: more of the earth's water was frozen
Explanation:
Answer:
First, any soft tissue that was present in life decays, leaving behind the hard parts: bones, teeth, shells. This usually happens very quickly as a result of bacterial action.
Explanation:
It may have adapted so it wouldn't get eaten and so it could escape the predators <span />
Answer:
Answer is whole-gene or whole-genome.
Explanation:
Genetic variation explains that, no matter how related or identical some organisms might be, there is a or some characters that make them different from one another. These difference is referred to as variation.
Furthermore, whole-gene means the coding and non-coding regions of the DNA>
There are some activities or occurrences that cause genetic variation, these are gene flow, mutation and sexual reproduction.
Examples of genetic variation are color of the eyes, modification of leaf and blood type among others.
