jasmine Flashcards

(37 cards)

1
Q

osmosis

A

higher to lower water concentration

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2
Q

active transport

A

lower concentration to a higher

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3
Q

diffusion

A

a higher concentration to a lower

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4
Q

nucleus

A

controls activities in the cell

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5
Q

cell membrain

A

controls passages of substances

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6
Q

cell wall

A

gives support

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7
Q

cytoplasm

A

chemical reactions accure

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8
Q

mitochondria

A

anaerobic respiration happens

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9
Q

eukaryotic

A

DNA inside nucleus cell

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10
Q

prokaryotic

A

DNA outside nucleus cell

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11
Q

specialised cell

A

an adapted cell for a particular function

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12
Q

image

A

image = actual size times magnification

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13
Q

hypotonic

A

to little water

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14
Q

hypetonic

A

too much water

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15
Q

isotonic

A

water has the same amount of water inside the cell and outside

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16
Q

the smaller the organism…

A

the larger the volume : surface area ratio

17
Q

volume =

A

side length cubed

18
Q

what do animals release into the atmosphere

A

methane and carbon dioxide

19
Q

what do animals take from the environment

A

oxygen and water

20
Q

what happens to diffusion when the temperature is higher

A

it goes faster

21
Q

what happens to diffusion when the acid is stronger

22
Q

soluble

23
Q

insoluble

24
Q

solvent

A

the liquid that something can dissolve into

25
solute
the solid that dissolves into a liquid
26
sperm
fertilises the egg
27
what is special about a sperm cell and what does it do
has a flagellum that helps it move
28
what does a nerve do and how is it special
carries electric impulse | and can connect to other cells
29
how is a muscle cell specialised
it can contract and relax because it contains a special protein that slide over each other
30
root hair
helps to take up water and minerals
31
phloem
transports tissue that carries food
32
xylemen
the transport of tissue in the plant that carries water
33
differentiation
to turn to
34
stem cell
an unspecialised cell that can differentiate into a specialised cell
35
undifferentiation
has no particular function
36
how often does bacteria divide
every 20 minutes
37
cell division
1] interphase = cell growth 2] mitosis = cell breaks down -- forms a new nucleus 3] cytokines = divides into 2