Which of the following statements is FALSE?

a. Cdk7 of the CAK (TFIIH component) phosphorylates Cyclin 8 of the Mediator to down regulate promoter activity.
b. TFIIF (RAP74 RAP30) show similarity to sigma 70 domains 2 and 3.
c. TFIIF has affinity for the zinc-ribbon at the N-terminus of TFIIB.
d. Archaea have a factor nearly identical to TFIIB called TFB.
e. Mediator binds the CTD of RNA pol II when the CTD is hypophosphorylated and leaves when the CTD becomes hyperphosphorylated.

Which of these transport mechanisms moves glucose from the blood into a cell? active transport diffusion facilitated diffusion osmosis

Draw the farm's ppf for corn and beef. draw a point that shows an inefficient combination of corn and beef. label ita. draw a point that shows an unattainable combination of corn and beef. label itb. draw a point that shows an efficient combination of corn and beef. label itc.

The table presents the average day and night temperatures in five cities. it also reveals whether a city receives substantial rainfall (wet climate) or little rainfall (dry climate). which city’s rocks are likeliest to experience frost wedging, and why? a) city a because the consistently subzero temperature would prevent water from melting b) city b because it is a wet region and the temperature fluctuates around the freezing point c) city c because it receives plenty of rain fall and the weather is moderately cool d) city d because the hot and dry weather would cause rocks to absorb water