Identify a signal molecule that functions with an intracellular receptor

Ineed on this equation what is the real value of x in the equation [tex]log_2}24 - log_{2} 3 = log_{5}x[/tex] a. 3 b. 21 c. 72 d. 125 e. 243

Can someone ! who is the intended audience for cortés—general description of tenochtitlán i need to fill out a hap-p chart pleaaasse

Why are radio observatories located in valleys far away from urban centers? a. to shield them from electromagnetic interference b. to avoid sound pollution c. to avoid disturbing people living in the city d. to shield them from water vapor