Which of the following protein can break covalent bonds?

#Question id: 5773

#Unit 8. Inheritance Biology

Which of the following is not an effect of a mutation?

#Question id: 19166

#Unit 13. Methods in Biology

#Question id: 4441

#Unit 3. Fundamental Processes

Which DNA-dependent RNA polymerases  are closely related to Pol II and clearly evolved from that enzyme relatively recently, some of their subunits are identical to those from Pol II, encoded by the same genes, and the others are from recently duplicated copies;

#Question id: 27934

#Unit 11. Evolution and Behavior

Finches of Galapagos island, Colour change in peppered moth, DDT resistant and antibiotic resistant (Insect and bacteria), these all are examples of____

#Question id: 1232

#Unit 4. Cell Communication and Cell Signaling

Which of the following mutations might confer a competitive advantage to an athlete by raising his or her hematocrit?

a. excess production of erythropoietin                       

b. decreased production of erythropoietin

c. EpoR that cannot bind STAT5                  

d. EpoR that cannot bind SHP1

e. EpoR that cannot bind JAK2