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sec 1 science 2023 > chapter 6 > Flashcards

chapter 6 Flashcards

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Biology 101 flashcards
1
Q

what are some special cells

A

red bloodcell is biconcave with no nucleus to hold more blood
sperm cell- flagellum tail to swim to egg cell

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2
Q

what are similarities between cells

A

cell membrane
nucleus
cytoplasm
mitochondria

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3
Q

parts of the typical animal cell

A

nucleus
cytoplasm
cell membrane
vacuole

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4
Q

what is the function of a nucleus

A

contains chromosones made up of dna which is our genetic material
controls all activities in the cell

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5
Q

what is the function of the cytoplasm

A

filled with jelly like substances where chemical reactions and cell activities take place

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6
Q

what is the function of the cell membrane

A

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

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7
Q

what is the function of vacuole found in animal cell

A

store waste air liq and food

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8
Q

what is found in a typical plant cell

A

nucleus
cell wall
cell membrane
mitochondria
large central vacuole
chloroplast
cytoplasm

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9
Q

what is the function of mitochondria

A

it is the powerhouse of the cell and releases energy from food substances

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10
Q

what is the function of large central vacuole found in plant cell

A

contains cell sap with water and dissolved sugar salt, keeps the plant cell firm and upright

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11
Q

what is the function of cell wall

A

protects the cell and gives it shape

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12
Q

what is the function of chloroplasts

A

has chlorophyll to trap sunlight and make food thru photosynthesis

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13
Q

what is the organisation of cells in multi cellular organisms

A

cells > tissues > organs > systems

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14
Q

what are cells

A

they perform specific functions

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15
Q

what are tissues

A

cells performing similar functions tgth make tissue

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16
Q

what are organs

A

diff type of tissues that work tgth to perform a specific function forms and organ

17
Q

what are systems

A

several organs with related functions make an organ system

18
Q

what is the division of labour

A

it is the breakdown of work into small and specific tasks form maximum effeciency

19
Q

what are some advantages of division of labour

A

allows various functions to be carried out efficiently and simultaneously

20
Q
A

sec 1 science 2023 (7 decks)

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