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 7 of 11

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Discuss
Answer: (b).Allosterically activated by cyclic AMP
Q62.
Which out of the following is not involved in signal transduction by ฮฒ-adrenergic receptor pathway?
Discuss
Answer: (c).cAMP
Q63.
Which of the following catalyzes the cutting of PIP2 into 2 moles of IP3 and diacylglycerol in cell signaling?
Discuss
Answer: (b).Phospholipase C
Discuss
Answer: (a).Decrease in concentration of certain intracellular signal molecules called second messengers
Q65.
A hormone or ligand can be considered as ___________
Discuss
Answer: (a).First messenger
Q66.
Which of the following serves as a neurotransmitter in adrenergic neurons?
Discuss
Answer: (b).Epinephrine
Q67.
Which second messenger signals the release of Caโบ² from endoplasmic reticulum?
Discuss
Answer: (a).IPโ‚ƒ
Discuss
Answer: (a).7 transmembrane helices
Discuss
Answer: (d).Flippase-catalyzed movement of phospholipids from the inner to the outer leaflet
Q70.
Which of the following directly phosphorylate tyrosines to start a kinase protein enzymatic cascade?
Discuss
Answer: (a).Receptor tyrosine kinase