Cell Structure and Organelles MCQs Quiz 13 Posted on April 2, 2026April 2, 2026Author agropublishers 0 Cell Structure and Organelles MCQs Quiz 13 Cell Biology Multiple Choice Questions 1. Which cytoskeletal component is involved in autophagosome trafficking? DNA Microtubules Intermediate filaments Actin only 2. Telomere dysfunction can lead to _________________ Reduced mutation rates Enhanced transcription Improved replication fidelity Chromosome end-to-end fusion and instability 3. Chromoplasts are commonly found in _______ of plants Fruits and flowers Seeds Leaves Roots 4. Acrocentric chromosomes are characterized by _______ Very short p arm Equal arms Absence of centromere Centromere in middle 5. Karyotype refers to _______ Protein structure Chromosome number and morphology DNA sequence RNA content 6. Chloroplasts are mainly responsible for _______ Storage Photosynthesis Respiration Protein synthesis 7. During cell division (meiosis and mitosis) sister chromatids are joined at _______ Nucleus Endoplasmic Reticulum Telomere Centromere 8. Facultative heterochromatin can _______ Switch between active and inactive states Exist only in bacteria Never change Contain no DNA 9. Protists are an incredibly diverse group, and their outer coverings (cell walls) are ____________ Always absent Composed of chitin Chemically Variable Composed of cellulose 10. The site of light reaction in chloroplast is _______ Outer membrane Inner membrane Thylakoid membrane Stroma Loading … Question 1 of 10 Cell Structure and Organelles MCQs Quiz 13 Cell Biology Multiple Choice Questions
