Which of the following functions as a regulatory protein by dephosphorylating activated enzymes?

a. Sos protein
b. guanine nucleotide exchange factor
c. receptor tyrosine kinase
d. phosphoprotein phosphatase
e. heterotrimeric G protein phosphorylase

Why are people not able to skip a dive to the deepest part of the ocean

1) describe the physical layout of the ocean floor ? 2) explain how the dumbo octopus swims differently than other octopus species and why this would be an advantage in the aphonic zone . 3) why are the types of organisms that live at each underwater hot vent so dramatically different ?

What type(s) of intermolecular forces are expected between ch3ch2cooh molecules? dipole forces, induced dipole forces, hydrogen bonding