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PR skills - Coggle Diagram
PR skills
biological drawings
magnifications = length of drawing/length of call in diagram
no broken/ hairy lines
ramain propportionate
2/3
lables
Food tests
Starch iodide
yellowish- orange
starch absent
mixture tured from yellowish-orange to blue-black
starch is present
Biuret test
mixture remained blue
protein is absent
mixture turned from blue to lilac/violet
protein is present
benedict's test
brick red precipitate was obtained from a blue mixture
a large amount of sugar is present
orange precipitate was obtained from a blue mixture
moderate amount of reducing sugar is present
yellow precipitate was obtained from a blue solution
low amount of reducing sugar is present
green precipitate was obtained from a blue mixture
trace amount of reducing sugar present
mixture remained blue
reducing sugar is absent
ethanol emulsion test
white emulsion was formed when water was added
fat/lipid is present
mixture remained clear when water was added
fat/lipid is absent
tables
title
data recording
Graphs
line graph
do not draw line of best fit
must connect all points
2/3 of graph paper
smooth curve
correct lable
Histograms
no gaps between bars