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Science > Cells > Flashcards

Cells Flashcards

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Biology 101 flashcards
1
Q

Cell

A

Smallest unit of life that can carry out the activities of life

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2
Q

Cell thery

A

1.All living things are made of one or more cell
2. Cells are the basic unit of living things
3. All cells come from existing cells

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3
Q

5 scientist

A

Robert Hooke ,Anton van leewenhoek, Matthias schleiden, theodor Schwann, rudolf virchow

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4
Q

Endoplasmic reticulum

A

Group of folded membranes, aids in the production and transportation of proteins

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5
Q

Cell membrane

A

Maintains the structure of the cell allows food to enter the cell and waste to exit

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6
Q

Lysosome

A

Contains chemical that break down harmful molecules

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7
Q

Diffusion

A

A substance moves from one area where it is plentiful to a less plentiful area

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8
Q

Cell diffusion

A

The old cell copies itself allowing the organism to continue to grow

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9
Q

Unicellular

A

Organism only having one cell

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10
Q

Organelles

A

Structures that preform specific functions within a cell

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11
Q

Vacuole

A

Store water and nutrients and help the cell digest food

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12
Q

Mitochondria

A

Converts chemical energy or food into a form the cell can use

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13
Q

Cell wall

A

A rigid barrier outside of the cell membrane in plant cells provides support to the cell

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14
Q

Osmosis

A

Diffusion of molecules

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15
Q

DNA

A

Stores information on how the organism will grow and develop

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16
Q

Multicellular

A

Organism have many more

17
Q

Nucleus

A

Directs the cells activity’s and store information

18
Q

Ribmnosomes

A

Begin the production of proteins

19
Q

Cytoplasm

A

Jelly like substance concating the organelles

20
Q

Chloroplast

A

Contains chlorophyll

21
Q

Mitosis

A

Prophase metaphase anaphase tellophase

22
Q

Chromosomes

A

Contains the cells operating instructions

23
Q

What are the tasks that cells preform

A

Obtain nutrients and energy remove waste products grow and reproduce

24
Q

What are the three parts of the cell theory

A

All living things are made of one or more cell
, cells are the basic unit of living things

25
Q

Why do plants need chloroplast and animals don’t?

A

Because animals don’t need photosynthesis

26
Q

Issustarait the proves of diffusion

A
27
Q

Spell dna

A

Deoxyribonucleic acid

Science (4 decks)

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