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Science > Cells and Cell organiation > Flashcards

Cells and Cell organiation Flashcards

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Biology 101 flashcards
1
Q

What is another word for a living thing?

A

Organism

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2
Q

What is an organism made of?

A

Cells

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3
Q

What are the 7 things something needs to be alive?

A

Movement, Respiration, Sensitivity, Growth, Reproduction, Excretion, Nutrition

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4
Q

What are the four parts of an Animal cell?

A

Mitochondria, Cell membrane, Cytoplasm, Nucleus

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5
Q

What is a nucleus?

A

Controls what the cell does

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6
Q

What does the cytoplasm do?

A

jelly like substance where most chemical reaction that keep the cell alive. Also it stores food reserves.

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7
Q

What is a Cell membrane?

A

thin layer around the cell that holds the cell together and controls what goes in and out. it allows water, food and oxygen to enter and waste products eg. CO2.

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8
Q

What are Mitochondria?

A

Tiny structures where aerobic respiration happens. respiration releases energy for the cell. They are the powerhouses.

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9
Q

What are the 7 parts of a plant cell?

A

Cell wall, vacuole, chloroplasts, mitochondria, cell membrane, cytoplasm and a nucleus

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10
Q

What is the cell wall?

A

a rigid outer coating made of cellulose and it gives support to the cell

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11
Q

What is a vacuole?

A

a gap in the centre of the cell filled with cell sap. its a weak solution of sugar and salts

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12
Q

What are chloroplasts

A

they contain chlorophyll used for photosynthesis which makes food for the plant

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13
Q

What is the name of an organism made of 1 cell?

A

Unicellular

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14
Q

What is the name of an organism made of more than 1 cell?

A

Multicellular

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15
Q

What do Unicellular organisms need to have to help them survive?

A

Adaptations

eg. Euglena live in water and have a tail like structure called a flagellum to help them swim

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16
Q

What is a group of similar cells called?

A

A tissue

eg. Muscle tissue

17
Q

what is a group of different tissues working together called

A

An organ

eg. stomach

18
Q

a group of organs working together make what?

A

organ system

eg. Digestive system

19
Q

what is made up of several organ systems?

A

A multicellular organism

20
Q

What process moves things into and out of cells?

A

Diffusion

substances move from area of hight to low concentration

Science (11 decks)

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