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 2 of 11

Discuss
Answer: (c).Their activity fluctuates during cell cycle
Discuss
Answer: (d).They are activated and degraded during cell cycle
Discuss
Answer: (d).Protein that tags another protein for proteolysis
Q14.
Cdk2/cyclinE functions in ____________
Discuss
Answer: (d).G₁/S transition
Q15.
In which phase of cell cycle is DNA replicated?
Discuss
Answer: (b).S phase
Q16.
Cyclin dependent kinases which control progression through cell cycle checkpoints are totally activated by which of the following?
Discuss
Answer: (a).Binding to cyclin, plus phosphorylation by a Cdk activating protein kinase
Q17.
At the end of each phase of cell cycle cyclins activating Cdks in that phase are inactivated irreversibly by _____________
Discuss
Answer: (d).Destabilizing by proteolysis in a proteosome
Q18.
At which cell cycle checkpoint, cell cycle is halted if cell’s DNA is damaged?
Discuss
Answer: (a).G₁ – S
Discuss
Answer: (d).Pairing of homologous chromosomes at metaphase plate
Q20.
Passage of a cell through stages of cell cycle is controlled by a protein kinase that phosphorylates many different proteins at appropriate times.
Discuss
Answer: (b).Cyclin-dependent kinase
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