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Biology IGSCE > 2 Organisation Of The Organism > Flashcards

2 Organisation Of The Organism Flashcards

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1
Q

Structure of animal cell:

A

cell membrane, nucleus, cytoplasm, ribosome, mitochondria, vacuoles

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2
Q

Structure of bacterial cells include:

A

Cell wall, cell membrane, cytoplasm, ribosome, circular dna, plasmids

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3
Q

Structure of plant cell include

A

Cytoplasm, cell wall, cell membrane, ribosome, mitochondria, nucleus, chloroplasts, permanent vacuole

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4
Q

How are new cells produced

A

By the division of existing cells

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5
Q

ciliated cells

A

movement of mucus in the trachea and bronci

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6
Q

palisade mesophyll cells

A

site of photosynthesis

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7
Q

root hair cells

A

absorption of water and mineral ions

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8
Q

neurones

A

conduction of electrical impulses

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9
Q

red blood cells

A

transport of oxygen

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10
Q

sperm and egg cells

A

reproduction

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11
Q

magnification formula

A

image size / actual size

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12
Q

conversion of millimetres (mm) to micrometres (μm)

A

1mm = 1000 μm

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13
Q

ribosomes

A

synthesis of proteins

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14
Q

mitochondria

A

site of cellular respiration

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15
Q

cytoplasm

A

a jelly-like material that contains dissolved nurtients and salts and structures (organelles). where many of the chemical reactions happen

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16
Q

cell membrane

A

partially permeable, controls the movement of substances in and out of the cell

17
Q

chloroplasts

A

contain chlorophyll which absorbs light energy for photosynthesis, it contains the enzymes needed for photosynthesis

18
Q

vacuole (permanent)

A
  • storage area for water and dissolved substances (e.g. Ions, sugars and waste products
  • filled with cell sap to help keep the cell turgid
19
Q

vacuole (temporary)

A

used to store or transport substances

20
Q

cell wall

A

made from cellulose fibres and strengthens the cell and supports the plant

Biology IGSCE (25 decks)

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