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General Function 1: Manufacture Nucleus

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Questions and Answers

What is the function of the nucleolus?

Controls metabolic activities
Regulates entry and exit of materials
Synthesizes DNA
Starts the synthesis of ribosomes (correct)

What is the main role of chromatin within the nucleus?

Produces energy
Regulates cell division
Synthesizes proteins
Contains genetic information (correct)

Where are ribosomes found that synthesize proteins for use within the cell itself?

Scattered in the cytoplasm (correct)
Attached to endoplasmic reticulum
In the nucleus
In the Golgi apparatus

What is the role of the nuclear envelope?

Regulates entry and exit of materials within the nucleus (D) Signup and view all the answers

Which organelle is responsible for connecting the nucleus to the rest of the cell?

Endoplasmic reticulum (C) Signup and view all the answers

What is the function of ribosomes that are attached to the endoplasmic reticulum?

Make proteins for internal cell use (D) Signup and view all the answers

What is the primary function of the rough endoplasmic reticulum (rough ER)?

To synthesize and modify proteins for export from the cell (B) Signup and view all the answers

Why is the smooth endoplasmic reticulum (smooth ER) called 'smooth'?

Because it lacks or has very few ribosomes embedded in it (B) Signup and view all the answers

What is the primary function of the Golgi apparatus?

To receive products from the ER, modify them, and package them in membrane-bound vesicles for transport (C) Signup and view all the answers

What is the function of the smooth ER in liver cells?

To release enzymes that detoxify blood from sedatives, stimulants, and certain antibiotics (D) Signup and view all the answers

What is the function of the smooth ER in muscle tissues?

To provide storage of calcium ions needed for muscle movement (D) Signup and view all the answers

What is the function of the smooth ER in sex cells?

To synthesize the steroid sex hormones (D) Signup and view all the answers