In the eukaryotic growth factor signal transduction pathway, _____________ is responsible for initiating a cascade of phosphorylation of transcription factors that begin the S phase
a. EGF
b. RTK
c. RAS
d. CNK
e. RAF
Ans: e
You might also like to view...
If the volume of a cell increases, its surface area will
a. decrease. b. remain the same. c. increase proportionately. d. increase to a greater degree. e. increase to a lesser degree.
In a 32-cell stage tunicate embryo, if the vegetal marginal cells lack a functional FGF receptor, which structure(s) will fail to develop? (Select all that apply)A) notochordB) mesenchymeC) muscleD) nerve cord
What will be an ideal response?
Match the second messenger on the left with the properties on the right.
A) activates protein kinase C B) opens sensory-associated ion channels C) can bind calmodulin D) glucose mobilization E) opens calcium channels 1) cAMP 2) IP3 3) DAG 4) calcium 5) cGMP
The plant hormone ____ is primarily responsible for the bending of a plant shoot toward light
a. auxin b. ethylene c. systemin d. salicylic acid e. brassinosteroid