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biology
paper 1 topics 1-4
4 Bioenergetics
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Subdecks (2)
.1 photosynthesis
science > biology > paper 1 topics 1-4 > 4 Bioenergetics
5 cards
.2 Respiration
science > biology > paper 1 topics 1-4 > 4 Bioenergetics
15 cards
Cards (27)
Photosynthesis
1.
Plants
harness the
Sun's
energy
2. Make
food
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Photosynthesis
liberates
oxygen
which has built up over millions of years in the Earth's atmosphere
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Processes that use oxygen
Aerobic
respiration (animals and plants)
Anaerobic
respiration
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Aerobic respiration
Process that
transfers
the
energy
the organism needs to perform its functions
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Anaerobic
respiration
Process that does not require
oxygen
to transfer
energy
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During vigorous exercise
The human body is unable to supply the cells with sufficient
oxygen
and it switches to
anaerobic
respiration
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Anaerobic respiration supplies energy but also causes the build-up of
lactic acid
in muscles which causes
fatigue
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