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biology paper 1
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Created by
neve king
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Cards (15)
definition of a cell
basic
building blocks
of all
living
things
definition of a tissue
a
bunch
of
similar cells
working together to
preform
a
specific function
definition of an organ
a group of similar tissues working together to preform a specific function
definition of an organ system
a group of organs working together to preform a specific function
whats an enzyme
an
enzyme
is a
biological catalyst
whats a digestive enzyme
digestive enzymes break down
insoluble food molecules
what does the stomach contain
hydrochloric acid
and
enzymes
what is the active site complementary to?
the substrate
amylase is in: salivary glands, pancreas and small intensine
protease is in:
stomach
,
pancreas
,
small intestine
lipase is in:
pancreas
,
small intestine
to find protein what do you use and what colour means positive
biuret reagent
and
purple
to find starch what do you use and what colour means positive
iodine and black
to find fats what do you use and what colour means positive
ethanol
and
cloudy
to find glucose what do you use and what colour means positive
benedicts
solution and a
water bath
, and
orange