Cell Structure and Function

What is the primary difference between chromatin and chromosomes?

• Chromatin is condensed; chromosomes are uncoiled
• Chromatin contains RNA; chromosomes do not
• Chromatin lacks proteins; chromosomes have proteins
• Chromatin is uncoiled; chromosomes are condensed

What is the function of the nuclear matrix?

• Stores water
• Produces ATP
• Transports proteins
• Organizes nuclear components

What is the nuclear envelope continuous with?

• Plasma membrane
• Golgi apparatus
• Mitochondria
• Endoplasmic reticulum

What is the role of centrioles in animal cells?

• Generate energy
• Store nutrients
• Produce hormones
• Form spindle fibers

What is the function of the hub in a centriole?

• Synthesizes proteins
• Stores energy
• Transports molecules
• Anchors radial spokes