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PRE LIM > GEN BIO > Flashcards

GEN BIO Flashcards

1
Q

CELL THEORY

A
  1. The cell is the basic unit of life
  2. All living organisms are composed of cells
  3. New cells are created from pre-existing cells
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2
Q

•1859, invented the Swan Neck flask
•Ended the spontaneous generation, finale
•Broth was heated in various flasks for one hour to sterilize it and allowed it to cool, drawing in fresh air
•The growth of bacteria in nutrients broth is not due to spontaneous generation, but rather to biogenesis, literally life from life

A

Louis Pasteur

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3
Q

• Paved the way for the downfall of preformationism theory
•Tiny organisms from the air caused growth in flask a. These organisms could not reach flask B.

*Nagkaproblema sa air yung experiment kasi may mga organisms na hindi nakikita, kaya not accepted yung theory

A

Lazzaro Spallanzani 1767

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4
Q

•1745, experiment on spontaneous generation
•He believes in spontaneous generation
•Needham heated the broth, let it sit uncovered for several days
•His theory were not accepted, cork and flask were not sterile

A

John Turberville Needham

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5
Q

•1668, first person who did experiment to disprove the spontaneous generation
•Used wide-mouthed jars containing meat

A

Francisco Redi

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6
Q

Synthesized by Aristotle

Refers to the obsolete body of thoughts on the ordinary formation of living without descent from similar organisms

Ideas that life comes from non-life and that no causal agent is needed, such as a parent.

Maaaring magkaroon ng buhay kahit walang cell

. Ex -Maggots from rotting meat

-fish from the mud of previously dry lakes

A

Spontaneous Generation

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7
Q

It led the downfall of Spontaneous Generation Means cells comes from pre-existing cells

A

Omnis Cellula-e cellula

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8
Q

studied plant structures, 1838

small compartments on his plant specimen are cell

A
  1. Matthias Jacob Schleiden
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9
Q

1839, all animals are composed of cell

Animal tissues

A
  1. Theodore Schwann
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10
Q

1855, observed dividing cells during his work

All living cells comes from pre-existing cells

A
  1. Rudolf Virchow
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11
Q

invention of a more powerful microscope animalcules

A

Anton Van Leeuwenhoek

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12
Q

1675, Anton Van Leeuwenhoek came from animal molecules observed sperm cells, blood cells, and other microscopic organisms in rainwater

A

Animalcules

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13
Q
  • little room
A

Cellula

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14
Q

unang nakita

tinawag na lense (lentis)

A

Glass

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15
Q
  • “gave the term cell”

-box-like structure observed in a cork. tissue under the microscope in 1667

A

Robert Hooke

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16
Q
  • made the first simple microscope in

1590

A

Hans and Zacharias Jansen

17
Q

TYPES OF MULTICELLULAR ORGANISMS

A
  1. Animal Cell
  2. Plant Cell
18
Q

TWO TYPES OF ORGANISMS

A

Unicellular organisms-
Multicellular organisms-

19
Q
  • one cell, microscopic
A

Unicellular organisms

20
Q
  • two or more cells, macroscopic
A

Multicellular organisms

21
Q

we can make life elements

A

CHON-

22
Q

LIFE’S LEVEL OF ORGANIZATION(AMCOPCEB)

A

Atoms
Molecule
Cell
Organisms
Populations
Community-
Ecosystem
Biosphere

23
Q

all the regions of the earth that hold life

A

Biosphere-

24
Q

-a community interacting with its environment

A

Ecosystem

25
Q
  • all populations of all species in a given area
A

Community

26
Q

group of individuals of a species in a given area

A

Populations

27
Q

an individual, consisting of one or more cell

A

Organisms

28
Q
  • smallest unit of life
A

Cell

29
Q

two or more atoms

A

Molecule-

30
Q
  • a building block of all matter
A

Atoms

31
Q

BRANCHES OF BIOLOGY

A

Botany-plants

Zoology- animals

Genetics Inheritance

Cytology-Cells

Histology- Tissues

32
Q

Pag nag bungguan ang atoms, makakabuo na ng molecules

A

Collision-

PRE LIM (1 decks)

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