Structure and Function of Nucleolus Quiz

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What term is used to describe the viscous fluid in which organelles are embedded?

Nucleoplasm

Cytoplasm (correct)

Cytoskeleton

Plasma membrane

Which organelle houses DNA and produces ribosomes and mRNA?

Golgi apparatus

Lysosome

Mitochondrion

Nucleus (correct)

What is the main function of the nuclear lamina?

Waste disposal

Genetic material storage

Structural support (correct)

Energy production

In which process do transmembrane proteins assemble to form pores between cells?

Cell adhesion Signup and view all the answers

What initiates intracellular signaling pathways after interacting with extracellular signals?

Transmembrane proteins Signup and view all the answers

What is the primary function of mitochondria in a cell?

To produce cellular energy (ATP) Signup and view all the answers

Which organelle is responsible for storing the cell's genetic material?

Nucleus Signup and view all the answers

Which of the following is not a function of cytoskeleton?

Protein synthesis Signup and view all the answers

Which type of inclusion body is composed primarily of lipid-containing residues of lysosomal digestion?

Lipofuscin Pigment Signup and view all the answers

Which of the following is not a part of the cytoskeleton?

Lysosomes Signup and view all the answers

Which organelle has its own DNA?

Mitochondria Signup and view all the answers

What is the primary function of the nucleolus in a cell?

To synthesize rRNA and assemble ribosomes Signup and view all the answers

Which cellular organelle is responsible for transporting materials within the cell?

Vesicles Signup and view all the answers

What is the main difference between euchromatin and heterochromatin?

Euchromatin is transcriptionally active while heterochromatin is inactive Signup and view all the answers

Which cellular process involves the movement of materials into a cell via vesicles?

Endocytosis Signup and view all the answers

What is the function of cell adhesion molecules?

To hold cells together and maintain the structure of tissues Signup and view all the answers

Which cellular organelle is responsible for synthesizing proteins?

Ribosomes Signup and view all the answers