Question 1
Which organelle is primarily responsible for generating the majority of cellular ATP via oxidative phosphorylation in eukaryotic human cells?
Correct Answer:
Mitochondrion
Question 2
Lysosomes maintain an internal acidic environment (pH ~4.5–5.0) optimal for acid hydrolases through which active transport mechanism?
Correct Answer:
Vacuolar-type H+-ATPase (V-ATPase) proton pump
Question 3
According to the fluid mosaic model of biological membranes, how does cholesterol modulate plasma membrane fluidity at physiological vs low temperatures?
Correct Answer:
It restricts phospholipid acyl chain mobility at elevated temperatures and prevents dense hydrocarbon packing at low temperatures
Question 4
The plasma membrane sodium-potassium pump (Na+/K+-ATPase) operates with which precise ionic stoichiometry and electrogenic result per hydrolyzed ATP molecule?
Correct Answer:
Transports 3 Na+ ions out of the cell and 2 K+ ions in, generating an intracellular net negative current
Question 5
During which phase of somatic cell division (mitosis) are sister chromatids aligned along the equatorial plane under the surveillance of the spindle assembly checkpoint?
Correct Answer:
Metaphase
Question 1
Exam overview

About this Exam

Prepare with the UNIKIN Medicine Admission Concours Practice Questions - Université de Kinshasa Faculté de Médecine Concours d'Admission Exam practice quiz. This question bank includes 100 questions covering human, acid, chemical, blood, and cells. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

More details

Additional Information

UNIKIN Medicine Admission Concours Practice Questions - Université de Kinshasa Faculté de Médecine Concours d'Admission Exam

This practice set contains 100 questions from the matching question bank and focuses on human, acid, chemical, blood, and cells. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

Quiz information

Frequently Asked Questions

The complete question count is available after full access is unlocked.
No fixed duration is currently configured for this quiz.
Question explanations are included where they are available in the quiz content, helping you review the reasoning after answering.
Yes. You can retake the practice test again as you continue studying during your available access period.
After your access is confirmed, you can continue into the complete practice exam from this quiz flow.
Unless explicitly stated otherwise, this page provides independent practice material for study and exam preparation and is not the official examination itself.
Keep studying

Related Questions