Biosignalling MCQs

Welcome to our comprehensive collection of Multiple Choice Questions (MCQs) on Biosignalling, a fundamental topic in the field of Biochemistry. Whether you're preparing for competitive exams, honing your problem-solving skills, or simply looking to enhance your abilities in this field, our Biosignalling MCQs are designed to help you grasp the core concepts and excel in solving problems.

In this section, you'll find a wide range of Biosignalling mcq questions that explore various aspects of Biosignalling problems. Each MCQ is crafted to challenge your understanding of Biosignalling principles, enabling you to refine your problem-solving techniques. Whether you're a student aiming to ace Biochemistry tests, a job seeker preparing for interviews, or someone simply interested in sharpening their skills, our Biosignalling MCQs are your pathway to success in mastering this essential Biochemistry topic.

Note: Each of the following question comes with multiple answer choices. Select the most appropriate option and test your understanding of Biosignalling. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

So, are you ready to put your Biosignalling knowledge to the test? Let's get started with our carefully curated MCQs!

Biosignalling MCQs | Page 5 of 11

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Discuss
Answer: (c).The chemical gradient drives Na⁺ and Ca⁺² inwards and K⁺ outward
Q42.
Nicotinic acetylcholine receptor is an example of _____________
Discuss
Answer: (a).Ligated gated receptor channel
Q43.
Which of the following are intracellular second messengers?
Discuss
Answer: (c).IP₃
Q44.
The receptor channels for which of the following are gated by extracellular ligands?
Discuss
Answer: (a).Glycine
Discuss
Answer: (c).Differences in membrane potential affect whether the channel receptors are open or close
Discuss
Answer: (d).With changes in the membrane potential voltage gated ion channels open and close
Q47.
Depolarization and repolarization changes that occur during the action potential are produced by ____________
Discuss
Answer: (d).Active transport pumps along the neuron membrane
Q48.
Diffusion of K⁺ out of the cell makes the inside of it less positive, or more negative and acts to restore the original resting membrane potential. This process is called ____________
Discuss
Answer: (a).Repolarization
Discuss
Answer: (b).Na⁺ and K⁺ concentrations are not significantly changed during an action potential
Q50.
Which out of the following is not a neurotransmitter?
Discuss
Answer: (b).Cyclic AMP