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Biology gcse help help me pleasee ;/

Explain how enzymes control metabolism.
Identify the independent variable in an investigation.
Plan an experiment to investigate how different catalysts affect the

rate of a reaction.

B3.5 Factors
affecting enzyme
action

Explain why high temperatures and changes in pH prevent enzymes from
catalysing reactions.
Plan and carry out an investigation in order to gather accurate results.
Plot a line graph and use it to draw conclusions about how temperature
and pH affects the rate of an enzyme catalysed reaction


B3.6 How the
digestive system
works

Explain why enzymes are needed for digestion.
For each food molecule, name the enzyme that acts on it, where it is
produced, and the products formed.

B3.7 Making
digestion
efficient
Explain how acid in the stomach increases the efficiency of pepsin.
Explain how bile increases the efficiency of fat digestion.

these are all the topics i need help with they r not long just short simplified bullet points, explain where it asks to :biggrin: tysm
someone help me
someone help me please
Reply 3
Avatar for Klarity
Klarity
7
How come you're doing paper one and we done it two weeks ago on the 15th?
Reply 4
Avatar for saranoo
saranoo
12
Original post by Klarity
How come you're doing paper one and we done it two weeks ago on the 15th?


pretty sure in yr9 and only wrote gsce so more people help ;/
Original post by saranoo
pretty sure in yr9 and only wrote gsce so more people help ;/


agree! :biggrin::biggrin:
Original post by saranoo
pretty sure in yr9 and only wrote gsce so more people help ;/


How do u know I’m in year999999
Reply 7
Avatar for saranoo
saranoo
12
Original post by Ilikerevising
How do u know I’m in year999999


uh i did the same content in y9 and the fact that u need help on it. by y11 u do this 24708 times so u dont rlly need help and its actually pretty straight forward ngl.
Original post by saranoo
uh i did the same content in y9 and the fact that u need help on it. by y11 u do this 24708 times so u dont rlly need help and its actually pretty straight forward ngl.


ok get off your high horse.
Im in year 9.
Reply 9
Avatar for saranoo
saranoo
12
Original post by Ilikerevising
ok get off your high horse.
Im in year 9.


im not saying its a bad thing or anything just that by y11 u cover these topics (and ncds, pandemic and crap) at least 4 times so i would be a bit worried if u needed someone to go over those topics specifically

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