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Zoology Lecture 4: The Cell Organelles - The Nucleus

18 Questions

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Zoology Lecture 4: The Cell Organelles - The Nucleus

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Questions and Answers

What is the function of the nucleolus?

Producing ribosomal RNA (rRNA) (correct)

Synthesizing messenger RNA (mRNA)

Translating mRNA into proteins

Exporting proteins outside the cell

Where is ribosomal RNA (rRNA) made according to the text?

Mitochondria

Nucleus (correct)

Cytoplasm

Endoplasmic reticulum

Which structures carry out protein synthesis?

Lysosomes

Golgi apparatus

Ribosomes (correct)

Nucleus

Where do proteins synthesized by free ribosomes end up according to the text?

Cytoplasm Signup and view all the answers

What is the main function of the nucleus in a cell?

Making messenger RNA (mRNA) Signup and view all the answers

What is the role of ribosomes in protein synthesis?

Translating genetic message into proteins Signup and view all the answers

What is the primary function of the nucleus in a eukaryotic cell?

Genetic information storage Signup and view all the answers

Which type of cells lacks a nucleus?

Red blood cells Signup and view all the answers

What is the role of the nuclear lamina in a eukaryotic cell?

Maintaining shape of the nucleus Signup and view all the answers

Which organelle surrounds the nucleus and separates its contents from the cytoplasm?

Nuclear envelope Signup and view all the answers

Where is the genetic information stored in a eukaryotic cell?

Nucleus Signup and view all the answers

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

Ribosome assembly Signup and view all the answers

What is the function of the nuclear envelope?

Regulating the entry and exit of most proteins and RNAs Signup and view all the answers

What is the role of the nuclear lamina?

Maintaining the shape of the nucleus by supporting the nuclear envelope Signup and view all the answers

Where is ribosomal RNA (rRNA) assembled?

In the nucleolus Signup and view all the answers

Which structure separates the internal compartment of the endoplasmic reticulum from the cytosol?

Cisternal space Signup and view all the answers

What is the function of the pore complex?