Cell Structure and Function

Which structure ensures the equal distribution of chromosomes during cell division?

• Ribosomes
• Mitochondria
• Endoplasmic reticulum
• Spindle fibers

What does the term 'chromatid' refer to?

• An unreplicated chromosome
• A single strand of DNA
• One of two identical copies of a replicated chromosome
• A fragmented piece of RNA

In which class will students study DNA packaging in detail?

• Class IX
• Class X
• Class XI
• Class XII

What happens to the nucleus during cell division?

• It expands in size
• It remains unchanged
• It divides independently
• It is replaced by structured chromosomes

Where is the kinetochore located on a chromosome?

• At the telomeres
• Along the arms of the chromosome
• In the nucleolus
• On the sides of the centromere