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luvlaay biology > b1 > Flashcards

b1 Flashcards

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1
Q

what does prokaryotic mean

A

single celled organisms with no nucleus

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2
Q

what does eukaryotic mean

A

an organism consisting of cells with genetic material in dna form

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3
Q

what is differentiation

A

cells change to become specialised

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4
Q

types of specialised cells

A

sperm nerve muscle

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5
Q

what are chromosomes

A

coiled up dna

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6
Q

mitosis

A

body cells divide to prosper new cells

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7
Q

stem cells?

A

undifferentiated cells meaning can divide into more

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8
Q

diffusion

A

spreading of particles from area of high to low conc

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9
Q

osmosis?

A

movement of water across a partially permeable membrane from a region of high to low concentration

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10
Q

active transport

A

low to high

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11
Q

what is osmosis

A

special case of diffusion

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12
Q

what is diffusion

A

diffusion is the spreading of particles from an area of high concentration to low

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13
Q

what is the definition of osmosis

A

movement of water molecules across a partially permeable membrane from a region of high concentration to low

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14
Q

whats a prokaryote

A

single celled organism with no nucleus

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15
Q

what are all living things made up of

A

cells

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16
Q

whats a eukaryote

A

a organism consisting of cells with genetic material in DNA form

17
Q

what type of cells are eukaryotic

A

plant and animal

18
Q

magnification

A

image size divide real size

19
Q

what is differentiation

A

process when cells change to become specialised

20
Q

what are chromosomes

A

coiled up DNA

21
Q

what do chromosomes contain

A

genetic info

22
Q

types of specialised cells

A

sperm
nerve
muscle

23
Q

what is mitosis

A

body cells divide to produce new cells

24
Q

What are stem cells

A

undifferentiated cells

25
Q

what is active transport

A

low to high

luvlaay biology (8 decks)

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