Which of the following statement(s) is (are) true of V-class proton pumps?

a. They are ATPases.

b. They are present in membranes of plant vacuoles.

c. They serve to decrease the pH inside a lysosome.

d. They can acidify the lumen of an organelle (or the extracellular space) because these pumps are electrogenic

TLS Online TPP Program

#Question id: 16095

#Unit 7. System Physiology – Animal

At which temperature does the excitation of the thermoreceptors begin to cause pain?

TLS Online TPP Program

#Question id: 16096

#Unit 7. System Physiology – Animal

heat stroke is characteristically associated with

TLS Online TPP Program

#Question id: 16097

#Unit 7. System Physiology – Animal

As ambient temperature increases, heat loss increases by:

TLS Online TPP Program

#Question id: 16098

#Unit 7. System Physiology – Animal

Which one of the following is produced by sebaceous glands?

TLS Online TPP Program

#Question id: 16099

#Unit 7. System Physiology – Animal

 Following adaptation to a hot climate there is an increase in:

TLS Online TPP Program

#Question id: 16100

#Unit 7. System Physiology – Animal

Heat-loss mechanism: