Fundamentals of Cytogenetics GPB 101: Cell Structure and Function
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Questions and Answers

What is the term used to describe the study of the structural and functional organization of different structures within a cell?

  • Cytogenetics
  • Genetics
  • Cellulomics
  • Cytology (correct)

Who established the 'Cell theory' stating that all organisms are made up of cells?

  • Robert Hook
  • Shivappa Nayaka
  • M.J. Schleiden and T.S. Schewann (correct)
  • Robert Brown

What is the term for the study of various aspects of chromosomes and their effects on the development of characters of organisms?

  • Cytogenetics (correct)
  • Cytology
  • Cellulomics
  • Genomics

Who first used the term 'Cell' to describe the small compartments observed in sections of Cork?

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

Who constructed the first compound microscope and observed the sections of Cork, suggesting that they contain honeycomb-like compartments?

<p>Robert Hook (D)</p> Signup and view all the answers

Who discovered the presence of a spherical body in the center of every cell?

<p>Balbiam (C)</p> Signup and view all the answers

What is the minimal biological unit capable of maintaining and propagating itself?

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

What important constituent did Purkinje and Mohi independently discover in every cell?

<p>Protoplasm (D)</p> Signup and view all the answers

Who discovered the golgi apparatus?

<p>Golgi (C)</p> Signup and view all the answers

Who discovered endoplasmic reticulum?

<p>Proter (A)</p> Signup and view all the answers

Who discovered chromosomes in the salivary glands of chironomus?

<p>Benda (C)</p> Signup and view all the answers

Who studied cell division in detail and gave the name 'Mitosis'?

<p>Flemming (D)</p> Signup and view all the answers

Who gave the name 'mitochondria' to organelles originally discovered by Hemming?

<p>Benda (D)</p> Signup and view all the answers

When were lysosomes discovered?

<p>1955 (B)</p> Signup and view all the answers

What is the outermost envelope called in a generalized plant cell?

<p>Cell wall (D)</p> Signup and view all the answers

What encloses the nucleus and other cytoplasmic inclusions suspended in cytoplasm?

<p>Plasma lemma (A)</p> Signup and view all the answers

Flashcards

Cytology Definition

The study of cell structure and function.

Cell Theory Proponents

M.J. Schleiden and T.S. Schewann.

Cytogenetics Definition

Study of chromosomes and their effects on traits.

Cork Cells Discoverer

Robert Hooke.

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First Compound Microscope

Robert Hooke used to see cork cells.

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Cell Nucleus Discoverer

Robert Brown.

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Basic Biological Unit

A cell can live and reproduce on its own.

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Protoplasm Discoverers

Purkinje and Mohl discovered protoplasm.

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Golgi Apparatus Discoverer

Golgi.

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Endoplasmic Reticulum Discoverer

Porter discovered the ER.

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Chromosomes in Chironomus

Benda observed chromosomes in salivary glands.

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Mitosis

Flemming detailed cell division.

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Mitochondria Name

Benda named the organelles 'mitochondria'.

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Lysosomes Discovery Year

Lysosomes were discovered in 1955.

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Plant Cell Outermost Layer

The cell wall.

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Encloses Cytoplasmic Inclusions

It is the plasma lemma.

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