Refer to the figure showing moth metamorphosis. 
If ecdysone is experimentally blocked at arrow number _______, development will continue.
Definitions:
Transitive Preferences
A consistency in choice such that if an individual prefers option A to B and B to C, then they will also prefer A to C.
Arrow's Impossibility Theorem
A principle in social choice theory stating that no rank-order voting system can be designed that always satisfies a set of fair criteria when there are three or more options.
Unanimity
A condition in decision-making processes where all participants must agree on a single course of action.
Preferred Number
A set of standard values or sizes that are commonly accepted in engineering, design, and other fields for efficiency and consistency.
Q2: One of the responses of the human
Q41: Which is most likely to occur if
Q99: Experimental destruction of the corpora allata of
Q116: Which pair is most appropriately matched?<br>A) Variable
Q181: Which is the correct sequence of components
Q200: Which statement about asexual reproduction is true?<br>A)
Q211: You observe two species of amphibians mating
Q252: Which statement about tissues is true?<br>A) Collagen
Q255: Which statement about MHC molecules is true?<br>A)
Q258: T cell receptors<br>A) are the primary receptors