Cells/Mitosis/Miosis/cellcycle Flashcards

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1
Q

Cell theory ๐Ÿ‘

A

๐Ÿ‘1: all living organisms are composed of one or more cells

๐Ÿ‘2: Cells are the basic unit of structure and function

๐Ÿ‘3: All cells come from pre-existing cells

๐Ÿ‘4: the activity of an entire organism depends on the total activity of its indรฉpendant cells

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2
Q

Cell Types??๐ŸŒฑ

A
  • Prokaryotic (bacterium)

* Eukaryotic (found in plants&animals)

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3
Q

Eukaryotic Cells ๐ŸŒณ๐Ÿฆ‹

A

It is an organism thatโ€™s cells have their DNA contained in a nucleus

Found inโ€ฆ

  • fungi
  • plant cells
  • animal cells
  • protests
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4
Q

Prokaryotic Cells ๐Ÿคฎ

A

Itโ€™s a cell that does not have a nucleus to contain their DNA

This is a bacterium cell

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5
Q

Cell wall ๐Ÿด

A

Rigid tough wall made of cellulose only found in Plant Cells

*protects and supports the cell

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6
Q

Cell membrane ๐Ÿšฉ

A

A thin covering that goes around the cell

  • protects + moves materials in and out of the cell ^communication^

Both plant + animal cells

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7
Q

Cytoplasm ๐ŸŒ

A

Jelly-like substance that contains organelles

*pads and supports organelles

Both plant + animal cells

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8
Q

Nucleus ๐Ÿ”ด

A

Dense ball shaped structure containing DNA

*controls all the cells activities

both plant+animal cells

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9
Q

Nuclear Membrane ๐Ÿ”บ

A

Thin covering over the nucleus

  • covers and protects the nucleus

Both plant+animal cellls

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10
Q

Nucleolus ใ€ฐ๏ธ

A

Small dark area in the nucleus

*produces ribosomes

Both plant+animal cells

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11
Q

Chromatin โ™ˆ๏ธ

A

In the nucleus/made of DNA & protein / contains genes/ Chromatin is unraveled chromosomes

*provides instructions for the cells activities (growth&reproduction)

Both plant+ animal cells

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12
Q

Endoplasmic reticulum ๐Ÿ”’

A

Clear tubular system of tunnels throughout cell ๐Ÿ›ซ

*transports materials like protein around the cell

Both plant+animal cells

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13
Q

Ribosomes ๐ŸŽฏ๐ŸŽฏ๐ŸŽฏ

A

Small specks made of RNA/found in cytoplasm or on the endoplasmic reticulum.

*makes proteins

Both plants + animals cells

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14
Q

Mitochondria ๐Ÿ”‹

A

Location in the cytoplasm (bean shaped)

Powerhouse of the cell!!

*supplies energy for the cells

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15
Q

Vacuole ๐Ÿ”

A

Large open storage area, smaller in animal cells

*storage tank for food, water, waste, or enzymes

Both plant and animal cells

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16
Q

Chloroplasts ๐Ÿ’š

A

Green structures that contain chlorophyll.

*captures sunlight and uses it to produce food through photosynthesis

both plant and animal cells

17
Q

Golgi Body ๐Ÿ›ถ

A

Small bags with tubes connecting them

*packages and secures proteins for use in and out of cell

Both plant + animal cell

18
Q

Lysosomes ๐Ÿฅ 

A

Small round structures containing enzymes

*digest older

19
Q

Centriole ๐Ÿก

A

Itโ€™s 2 small cylindrical tubes

*Used with the spindle apparatus during Mitosis

only in animal cells

20
Q

Chromosome ๐Ÿฅข

A

Structures that contain protein and genes that carry information

*found in the nucleus of cells in the form of genes

in all cells

21
Q

Gene ๐ŸŒŽ

A

Has coded instructions for exactly how something works in the body. every gene is unique

*found in all cells + chromosomes

22
Q

Chromatin ๐Ÿ’ฅ

A

A long un-coiled form of a chromosome which is the structure for a piece of DNA

*chromatin is genetic DNA material used to later form chromosomes in cell division

23
Q

Sister-chromatids ๐Ÿฅ‚

A

Copies of each chromosome that prepares for division when 2 chromosomes are connected they are connected they become sister chromatids

*eventually they separate to help create a new cell