cell theory Flashcards

1
Q

what types of cells are eukaryotic

A

plant and animal cells

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1
Q

what are the 5 levels of organization of organisms

A

cells, tissues, organs, organisms, organ system.

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2
Q

what types of cells are prokaryotic

A

bacterial cells

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3
Q

what structures are found in plant cells but not animal cells

A

chloroplasts, cell wall, central vacuole

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4
Q

what structures are found in animal cells but not plant cells

A

centrosomes, lysosomes, centrioles

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5
Q

what are the 3 components of the cell theory

A

all cells arise from pre existing cells, a cell is the basic structural and functional unit of living organisms, all living organisms are composed of one or more cells.

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6
Q

this is the control center of the cell

A

nucleus

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7
Q

this is the site of protein synthesis in a cell

A

ribosomes

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8
Q

this porous structure surrounds the nucleus, keeping it intact

A

nuclear membrane

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9
Q

when newly formed proteins leave the rough Endoplasmic reticulum, they are transported to this organelle, where the proteins are sorted and packaged

A

Golgi apparatus

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10
Q

this part of the cell manufactures the ribosomal subunits

A

Nucleolus

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11
Q

this part of the cell is surrounded by a very thick outer membrane to protect the rest of the cell from its strong enzymes

A

lysosome

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12
Q

the portion of the cell that exists outside of the nucleus

A

cytoplasm

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12
Q

the part of the cell that controls what enters and leaves the cell

A

cell membrane

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13
Q

the part of the cell where chromosomes would be found

A

nucleus

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14
Q

this place where lipids are manufactured

A

smooth endoplasmic reticulum

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15
Q

this part of the cell contains strong digestive enzymes to break down proteins, carbohydrates and lipids into small molecules that can be used by the rest of the cell

A

lysosomes

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16
Q

these are the most numerous of the cell’s organelles

17
Q

this organelle consists of two types of fibers called microfilaments and microtubules

A

cytoskeleton

17
Q

this part contains the instructions for making proteins and other important molecules

18
Q

this is the semi-fluid portion found inside the nucleus

A

Nucleoplasm

18
Q

this organelle puts the “ finishing touches “ on proteins before they are shipped off to their final destinations

A

Golgi apparatus

19
Q

this large structure in a plant cell is filled with water creating turgor pressure

20
Q

this is the site of photosynthesis in a plant cell

A

chloroplast

21
these may be found free floating in the cytoplasm or attached to the endoplasmic reticulum
ribosomes
22
this part of the cell contains internal folds of membrane called cristae
mitochondria
23
this part of the cell is involved with cell movement, cell shape, and the separation of chromosomes during cell division
cytoskeleton
24
this organelle has the unique ability to absorb the energy from the sun and convert it into a molecule of glucose
chloroplast
25
the type of endoplasmic reticulum to which no ribosomes are attached
smooth ER
26
this serves as a storage area inside an animal cell
vacuole
27
this is composed of tough, stringy, cellulose fibers.
plant cell wall
28
the type of endoplasmic reticulum to which ribosomes are attached
rough ER
29
this organelle is often found near the cell membrane; it consists of a stack of flattened sacs.
Golgi apparatus
30
this organelle helps to " clean up" or destroy any debris that might build up inside the cell
lysosomes
31
this organelle has internal membrane system called thylakoids
chloroplast
32
this is the site of cellular respiration
mitochondria
33
this is an internal framework and support system to give shape and organization to a cell
cytoskeleton
34
this part contains the green pigment chlorophyll
chloroplasts
35
this is composed of chitin fibers
fungal cell wall
36
robert hooke
discovered plant cells
37
anton van leeuwenhoek
discovered single cell plants and animals
38
matthias schleiden
said plants are made of cells
39
theodore schwann
said animals are made of cells
40
rudolf virchow
said cells could only arise from pre existin cells