Essays Tagged: "Robert Brown"

"The Living Cell"

own membrane, is the control center of the cell.Cells were first described by the English scientist Robert Hooke, who in 1665 published a book about his findings. Hooke had sliced off thin sections of ... ations became possible with the development of improved compound microscopes. The Scottish botanist Robert Brown discovered the cell nucleus in 1831. In the 1830's two German scientists, Matthias J. S ...

(2 pages) 70 0 4.6 Nov/1996

Subjects: Science Essays > Biology

Analyzing of "Porphyria's Lover" by Robert Browning, and opinions.

The poem "Porphyria's Lover" by Robert Browning, is a dramatic monologue that consists of only one stanza and has a rhyme scheme of ...

(9 pages) 86 1 3.4 Nov/2002

Subjects: Literature Research Papers

Describe evidence to support the cell theory

early 1800s, the accepted idea was that plants and animals were composed of globules called cells. Robert Brown enhanced this idea by describing the nuclei in cells of orchid plants.In 1838, a German ...

(1 pages) 40 0 3.0 Jun/2005

Subjects: Science Essays > Biology


diameter by Loschmidt. The first experiment designed to test Avogadro's hypothesis was conducted by Robert Brown in 1827. This experiment generated an approximate value of Avogadro's number. Shortly t ...

(1 pages) 1627 0 0.0 Feb/2008

Subjects: Science Essays > Chemistry

Living and Working in Korea

by learning from her. Also conflicts could be avoided if the two co-managing directors, Mr. Cho and Robert Brown had a better communication.Furthermore, the company must establish a specific business ...

(3 pages) 46 0 0.0 Feb/2008

Subjects: Businesss Research Papers > Case Studies

Impact of Light and Electron Microscope on Cell Theory

ny scientists were able to view microscopic objects such as cells. The first to accomplish this was Robert Hooke when he used a light microscope to observe a thin slice of cork. Hooke observed that th ... ting cells. Staining techniques later on enabled scientists to observe the cells organelles such as Robert Brown and his discovery of the cell nucleus.The introduction of the electron microscope in th ...

(2 pages) 11547 0 0.0 Mar/2009

Subjects: Science Essays > Biology