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: 10232

#10. Ecological Principles

Which of the following is incorrect statement?

TLS Online TPP Program

#Question id: 23324

#Aptitude

According to Lindquist the types of experimental design are

TLS Online TPP Program

#Question id: 5726

#8. Inheritance Biology

Following diagram represents the sequence of genes in a normal chromosome of a plant species

CORRECT combination for chromosomal mutation using

TLS Online TPP Program

#Question id: 5090

#5. Developmental Biology

Which of the following is a correct description of the fate of the germ layers?

TLS Online TPP Program

#Question id: 760

#1. Molecules and their Interaction Relevant to Biology

Which force can stabilize a DNA double-helix?