Practice Questions

TLS Online TPP Program

#Question id: 11145

Two fundamental concepts about the ion channels of a "resting" neuron are that the channels ________.

#7. System Physiology – Animal

are always open, but the concentration gradients of ions frequently change
are always closed, but ions move closer to the channels during excitation
are open or closed depending on their type, and are specific as to which ion can traverse them
open in response to stimuli, and then close simultaneously, in unison

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TLS Online TPP Program

#Question id: 12101

#10. Ecological Principles

The sum total of an organism's interaction with the biotic and abiotic resources of its environment is called its

TLS Online TPP Program

#Question id: 5688

#8. Inheritance Biology

Which of the following are not cause of aneuploidy

TLS Online TPP Program

#Question id: 3292

#11. Evolution and Behavior

Which of the following is correct observation?

TLS Online TPP Program

#Question id: 21240

#7. System Physiology – Animal

A visual exam in an 80-year-old man shows he has a reduced ability to see objects in the upper and lower quadrants of the left visual fields of both eyes but some vision remains in the central regions of the visual field. The diagnosis is

TLS Online TPP Program

#Question id: 23355

#Aptitude

Which of the following is not matched with the nature of communication?