12 Questions
What is the function of the nucleolus?
Starts the synthesis of ribosomes
What is the main role of chromatin within the nucleus?
Contains genetic information
Where are ribosomes found that synthesize proteins for use within the cell itself?
Scattered in the cytoplasm
What is the role of the nuclear envelope?
Regulates entry and exit of materials within the nucleus
Which organelle is responsible for connecting the nucleus to the rest of the cell?
Endoplasmic reticulum
What is the function of ribosomes that are attached to the endoplasmic reticulum?
Make proteins for internal cell use
What is the primary function of the rough endoplasmic reticulum (rough ER)?
To synthesize and modify proteins for export from the cell
Why is the smooth endoplasmic reticulum (smooth ER) called 'smooth'?
Because it lacks or has very few ribosomes embedded in it
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
What is the function of the smooth ER in liver cells?
To release enzymes that detoxify blood from sedatives, stimulants, and certain antibiotics
What is the function of the smooth ER in muscle tissues?
To provide storage of calcium ions needed for muscle movement
What is the function of the smooth ER in sex cells?
To synthesize the steroid sex hormones
Explore the role of the nucleus in eukaryotic cells as the brain center controlling metabolic activities and containing DNA for protein synthesis.Learn about chromatin, chromosomes, and their functions within the nucleus.
Make Your Own Quizzes and Flashcards
Convert your notes into interactive study material.
Get started for free
