Science Flashcards

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1
Q

What is the thin covering that forms the outer boundary of the cell?

A

Cell membrane

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2
Q

What is the central molecules that can pass through a membrane but others can not

A

Selectively permeable membrane

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3
Q

What is movement of substances, through a membrane without the use of the cells own energy

A

Passive transport

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4
Q

What is the movement of molecules from a place of higher concentration to a place of lower concentration

A

Diffusion

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5
Q

What is the diffusion of water through a selective permeable membrane?

A

Osmosis

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6
Q

What requires the cell to use its own energy to transport substance through a membrane?

A

Active transport

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7
Q

What supports the protection of the cell

A

cell wall

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8
Q

What is a thick fluid
fluid that contains many small organelles

A

Cytoplasm

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9
Q

What is parts of a cell that performs many of the functions needed to keep the cell alive

A

Organelle

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10
Q

What is the cells powerhouse, produces usable energy for the cell

A

Mitochondria

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11
Q

What is the cells delivery system, allows for transport within a cell

A

endoplasmic reticulum

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12
Q

What makes proteins?

A

Ribosme

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13
Q

What is the processes substance for use inside the cell or to be released?

A

Golgi apparatus

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14
Q

What is the sells storage container, stores, food, water, wastes, and chemicals

A

Vacuole

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15
Q

What is the cells garbage disposal, disposes of unneeded cellular structures or harmful substances?

A

Lysosomes

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16
Q

And what is found in a plant cell, captures the suns energy and uses it to make sugar

A

Chloroplast

17
Q

What has many short hair like proteins, moves the cell or substance around the cell

A

Cilium

18
Q

Oh, what has a few long hair like proteins, moves the cell or substance around the cell

A

Flagellum

19
Q

What is a roundish structure that functions as the control center for the cell

A

Nucleus

20
Q

Most organisms are made of these cells, have a true nucleus, and contain most or all organelles

A

eukaryotic

21
Q

What has no true nuclear us only only a nuclear area and no organelles that are surrounded by a membrane

A

Prokaryotic

22
Q

What are the parts of a cell that are so dependent on each other that if just one part does not work right, the entire cell may not function properly

A

Irreducible complexity