The viceroy butterfly (limenitis archippus) resembles the queen butterfly (danaus gilippus), a species toxic to birds because of alkaloids it stores during larval development from the milkweeds it feeds upon. The viceroy butterfly is an example of what kind of defense against predation?

TLS Online TPP Program

#Question id: 31027

#Unit 4. Cell Communication and Cell Signaling

Which of the following is a type of local signaling in which a cell secretes a signal molecule that affects neighboring cells?

TLS Online TPP Program

#Question id: 31028

#Unit 4. Cell Communication and Cell Signaling

When cells respond to substances that they themselves release, known as:

TLS Online TPP Program

#Question id: 31029

#Unit 4. Cell Communication and Cell Signaling

All GPCR signal transduction pathways share the following common elements. which of the following is incorrect regarding GPCR? 

TLS Online TPP Program

#Question id: 31030

#Unit 4. Cell Communication and Cell Signaling

Match the following Gα class with their secondary messengers.

TLS Online TPP Program

#Question id: 31031

#Unit 4. Cell Communication and Cell Signaling

Which of the following sequence is correct regarding GPCR signalling pathway?

TLS Online TPP Program

#Question id: 31032

#Unit 4. Cell Communication and Cell Signaling

Which of the following amino acid phosphorylation is required for the activation of PKA?