cameroon gce advances level June 2017 biology 3

cameroon gce advances level June 2017 biology 3

cameroon gce advances level June 2017 biology 3

What is the role of the alcohol fermentation 8.
pathway?
A It produces lactic acid.
It produces ADP for the electron
transport chain.
^ It independent replenishesreaction CO2 for. the light
^ can It replenishes produce Pyruvate NAD+ so . that glycolysis
1.
to
Which of these processes generates the majority
of
ATP molecules derived from nutrient
metabolism?
A Anaerobic fermentation and glycolysis.
Fermentation and electron transport
chain.
C Glycolysis and substrate phosphorylation.
D Krebs cycle and electron transport chain.
9.
Goats are herbivores. What is the trophic level
of a goat in an ecosystem?
A Secondary producer.
B Primary producer.
C Primary consumer.
D Secondary consumer.
2.
The variable component of all DNA molecules
is the:
A base.
B deoxyribose.
C ribose.
D phosphate group.
3. The end products of translation are 10.
A amino acid.
B polypeptides.
C lipids.
D RNA.
4. Which of the following carries the code that
determines the sequence of amino acids in a
pTOtein?
A rRNA.
B tRNA.
C mRNA.
D DNA polymerase.
Which of the following is a single bacterial
cell?
A Diploccocus.
B Staphylococcus .
C Gonococcus.
D Streptococcus

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