If an intercellular signal relies on some type of receptor to enter the cell, what happens next?
a. the signal produces an enzyme that spreads the message.
b. the signal is decoded by a hormone and then recoded for the ribosomes
c. the signal is transferred to an adjacent cell where it is interpreted.
d. the signal is delivered and intracellular communication takes over.

Which of these is the most likely consequence of falling petroleum price

Which of the following is a difference between active transport and facilitated diffusion? view available hint(s)which of the following is a difference between active transport and facilitated diffusion? facilitated diffusion can move solutes against a concentration gradient, and active transport cannot.active transport involves transport proteins, and facilitated diffusion does not.facilitated diffusion involves transport proteins, and active transport does not.active transport requires the expenditure of cellular energy, and facilitated diffusion does not.

In trying to determine whether dna or protein is the genetic material, hershey and chase made use of which of the following facts? a) dna contains sulfur, whereas protein does not. b) dna contains phosphorus, whereas protein does not. c) dna contains nitrogen, whereas protein does not. d) dna contains purines, whereas protein includes pyrimidines.