Question: Describe the structure of the pre-initiation complex and the role of TFIID, TATA-binding protein, and TFIIH in the initiation of transcription
other general transcription factors​

Which feature of a human community is similar to a niche in a biological community

Veins have a much lower blood pressure than arteries. which of these prevents backflow of blood in veins? a. pressure applied by the heart b. one–way valves in veins c. thin muscular walls of veins

Aresearcher created three groups based on participants bmi: normal weight, overweight and obese. the hypothesis being tested is that the three groups differ in the mean number of artificially sweetened drinks consumed weekly. which statistical test might the researcher use, assuming a reasonably normal distribution of values.