Which of these is a statement that Darwin would have rejected?

TLS Online TPP Program

#Question id: 26450

#Unit 3. Fundamental Processes

Which of the following statements is true regarding bacterial RNA polymerase   

a. Core enzyme can efficiently transcribe both intact and nicked DNA 

b. Sigma destabilizes nonspecifically bound core 

c. Holoenzyme bind tightly to DNA 

d. Higher disassociation rate at lower temperature 

e. Most of the cellular sigma are house keeping gene

TLS Online TPP Program

#Question id: 12701

#Unit 7. System Physiology – Animal

In chronic respiratory acidosis with partial renal compensation, you would expect to find the following changes, compared to normal:___ urinary excretion of NH4+; ______ plasma HCO3− concentration; and _____ urine pH.

TLS Online TPP Program

#Question id: 19707

#Unit 13. Methods in Biology

Currents caused by opening of which of the following channels contribute to the repolarization phase of the action potential ofventricular muscle fibers?

TLS Online TPP Program

#Question id: 23837

#Unit 2. Cellular Organization

Which type of myosins moves towards negative end?

TLS Online TPP Program

#Question id: 17220

#Unit 7. System Physiology – Animal

Which of the following occurs when certain adaptive hormones are released and cause changes in the structure and chemical composition of the body?