In some rare salamander species, all individuals are females. Reproduction relies on those females having access to sperm from males of another species. However, the resulting embryos receive no genetic contribution from the males. Why do you think sperm are necessary for reproduction?

TLS Online TPP Program

#Question id: 28909

#Unit 4. Cell Communication and Cell Signaling

Which of the following signalling pathway that perform functions to regulate the actin and microtubule cytoskeleton, & influences cell shape and behaviour?

TLS Online TPP Program

#Question id: 28910

#Unit 4. Cell Communication and Cell Signaling

Several condition is responsible for differentiation of canonical and Noncanonical Wnt Pathways, one of them are___

a) destruction protein Dvl

b) their main receptor

c) their co-receptor

TLS Online TPP Program

#Question id: 28911

#Unit 4. Cell Communication and Cell Signaling

JNK and ROCK are responsible for___ 

TLS Online TPP Program

#Question id: 28912

#Unit 4. Cell Communication and Cell Signaling

Which of the following pathway responsible for activating a classical G protein-coupled signaling pathway?

TLS Online TPP Program

#Question id: 28913

#Unit 4. Cell Communication and Cell Signaling

Frizzled-G protein signaling activates__

TLS Online TPP Program

#Question id: 28914

#Unit 4. Cell Communication and Cell Signaling

Wnt/calcium pathway leads to increased Ca²⁺ levels activates Ca²⁺-dependent signaling molecules such as; 

a) Protein kinase B

b) Protein kinase C

c) Ca²⁺/calmodulin-dependent protein kinase (CamKII),

d) Calcineurin phosphatase