Golgi Apparatus and Dictyosomes

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Questions and Answers

What is the primary function of the Golgi complex and dictyosomes within a cell?

  • Replicating DNA during cell division
  • Synthesizing proteins from mRNA templates
  • Secreting, packaging, and transporting cellular products (correct)
  • Generating energy through cellular respiration

Golgi complexes are exclusively found in animal cells and are absent in plant cells.

False (B)

What are the small, hollow tubular structures with membranous walls that constitute the Golgi complex?

Cisternae

In plant cells, Golgi complexes are more specifically known as ________.

<p>dictyosomes</p> Signup and view all the answers

Which cellular structure is suggested to be the origin of the Golgi apparatus?

<p>Endoplasmic reticulum (B)</p> Signup and view all the answers

Dictyosomes typically contain larger and more clustered groups of cisternae compared to Golgi complexes in animal cells.

<p>False (B)</p> Signup and view all the answers

Name two types of cellular secretions that Golgi complexes and dictyosomes are concerned with.

<p>Enzymes and hormones</p> Signup and view all the answers

Which of the following best describes the physical appearance of the Golgi apparatus?

<p>Small vesicles of different shapes. (A)</p> Signup and view all the answers

Besides cisternae, Golgi complexes are associated with minute ________ and ________.

<p>vesicles and vacuoles</p> Signup and view all the answers

Match the term with its description:

<p>Golgi Complex = General term for this organelle. Dictyosome = Term specifically used in plant cells. Cisternae = Hollow tubular structures. Secretion = The main function of this cellular component.</p> Signup and view all the answers

Flashcards

Golgi Apparatus

Organelle composed of cisternae, vesicles, and vacuoles near the nucleus; modifies, packages, and transports cell secretions like enzymes and hormones.

Cisternae

Small groups of hollow, tubular, membranous structures forming the Golgi complex; associated with vesicles and vacuoles.

Dictyosomes

The term for Golgi complexes when they are found in plant cells. They have scattered groups of cisternae and vesicles.

Study Notes

  • The Golgi apparatus appears as granules, filaments, or rods.
  • It is believed to originate from the endoplasmic reticulum.
  • The Golgi apparatus consists of small vesicles of various shapes that are typically located near the nucleus.
  • It comprises small groups of hollow tubular structures with membranous walls called cisternae.
  • Minute vesicles and vacuoles are associated with the cisternae.
  • In plants, Golgi complexes are known as dictyosomes.
  • Dictyosomes have smaller and more scattered groups of cisternae and vesicles compared to Golgi complexes.
  • Both Golgi Complexes and dictyosomes are involved in the secretion of enzymes and hormones.
  • They are also responsible for packaging and transporting these secretions to different locations within the cell.

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