Biology Unit 1 Revision

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  • Created by: hannahx
  • Created on: 04-01-13 16:51
Test for lipids - milky emulsion forms
emulsion test
1 of 20
test for starch - will turn a blue/black colour
iodine test
2 of 20
test for proteins - purple layer forms
biuret test
3 of 20
test for reducing sugars - postitve test is a brick red colour
benedicts test
4 of 20
when nutrients are taken in, and used by the body
absorption
5 of 20
an acid in the stomach which provides a low pH that the enzymes of most pathogens are denatured and therefore the organisms are killed
Hydrochloric acid
6 of 20
proteins synthesised by B cells, made up of four polypeptide chains
antibodies
7 of 20
specific part of an antibody, which recognises particular antigens
variable region
8 of 20
semi lunar valve on the left hand side of the heart
aortic valve
9 of 20
right atrio-ventricular valve
bicuspid valve
10 of 20
the contraction of the atria
atrial systole
11 of 20
the relaxation of the heart beat
diastole
12 of 20
stroke volume x heart rate
cardiac output
13 of 20
a fatty deposit that forms within the wall of an artery
atheroma
14 of 20
the splitting up of molecules by adding water to the chemical bonds that hold them together
hydrolysis
15 of 20
long hair-like structure that rotates to make bacterium move
flagellum
16 of 20
small loops of DNA in a prokaryotic cell
plasmids
17 of 20
the heart's pacemaker which sets the rhythm of the heartbeat
sino atrial node
18 of 20
an organism that causes disease, e.g. some bacteria, fungi and all viruses
pathogen
19 of 20
molecules which have a similar shape to that of the substrate, and compete with the substrate molecules to bind to the active site, but no reaction takes place
competitive inhibitor
20 of 20

Other cards in this set

Card 2

Front

test for starch - will turn a blue/black colour

Back

iodine test

Card 3

Front

test for proteins - purple layer forms

Back

Preview of the front of card 3

Card 4

Front

test for reducing sugars - postitve test is a brick red colour

Back

Preview of the front of card 4

Card 5

Front

when nutrients are taken in, and used by the body

Back

Preview of the front of card 5
View more cards

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