glossary Flashcards

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1
Q

Define amoeba

A

a unicellular organism

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2
Q

Cell wall

A

the plant cell component that surrounds the cell, providing support

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3
Q

cells

A

the smallest functional units in an organism- the building blocks of life

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4
Q

chloroplasts

A

the plant cell component where photosynthesis takes place

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5
Q

concentration

A

a measure of the number of particles from a place of high concentration to a place of low concentration

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6
Q

diffusion

A

the movement of liquid or gas particles form a place of high concentration to a place of low concentration

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7
Q

euglena

A

unicellular organism that performs photosynthesis

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8
Q

flagellum

A

a tail-like structure that allows euglenas to move

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9
Q

leaf cell

A

the plant cells that contain chloroplasts, where photosynthesis takes place

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10
Q

microscope

A

an optical instrument used to magnify objects, so small details can be seen clearly

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11
Q

nerve cell

A

an animal cell that transmits electrical pulses around the body

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12
Q

nucleus

A

the cell component that controls the cell and contains genetic material

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13
Q

observation

A

carefully looking at an object or process

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14
Q

organisms

A

living things

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15
Q

red blood cell

A

an animal cell that transports oxygen around the body

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16
Q

root hair cell

A

a plant cell that takes in water and minerals from the soil

17
Q

specialised cell

A

a cell whose shape and structure enable it to perform a particular function

18
Q

sperm cell

A

a cell containing male genetic material

19
Q

unicellular

A

consisting of just one cell

20
Q

multicellular

A

consisting of more than one cell

21
Q

vacuole

A

the plant cell component that contains cell sap and helps to keep the cell firm