Cell Nucleus Discovery

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Who first described the nucleus as a cell organelle?

Michael Faraday

Isaac Newton

Marie Curie

Robert Brown (correct)

When was the nucleus as a cell organelle first described?

1875

1831 (correct)

1850

1810

Which scientist is associated with the discovery of the nucleus as a cell organelle?

Theodor Schwann

Robert Hooke

Anton van Leeuwenhoek

Robert Brown (correct)

Match the following cell organelles with their descriptions:

Nucleus = Control center of the cell Mitochondria = Powerhouse of the cell Endoplasmic reticulum = Site of protein synthesis Golgi apparatus = Processes and packages proteins Signup and view all the answers

Match the following scientists with their contributions to cell biology:

Robert Brown = First described the nucleus as a cell organelle Rudolf Virchow = Proposed that cells arise from pre-existing cells Antonie van Leeuwenhoek = First observed living cells under a microscope Theodor Schwann = Formulated the cell theory Signup and view all the answers

Match the following cell structures with their functions:

Cell membrane = Regulates the passage of substances into and out of the cell Cytoplasm = Contains organelles and is the site of cellular activities Ribosomes = Site of protein synthesis Lysosomes = Digests waste materials and foreign invaders Signup and view all the answers