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WorksheetsHigher Biology Unit 2
Total questions: 14
Worksheet time: 7mins
what coenzyme takes hydrogen ions to the electron transport chain?
ATP
NAD
ADP
Electrons
during the citric acid cycle, what does citrate get turned back into after a series of enzyme controlled reactions?
lactate
carbon dioxide and ethanol
ATP
oxaloacetate
what is the induced fit?
the active site changes shape to better fit the substrate after the substrate binds
the enzyme has a lower affinity for the substrate
a competitive inhibitor is competing for the active site
the substrate changes shape to better fit the enzyme
ATP is broken down into ADP and a phosphate. This is an example of...
the citric acid cycle
a catabolic reaction
an anabolic reaction
the electron transport chain
which of the following correctly describes the circulatory system of amphibians?
single incomplete
single complete
double incomplete
double complete
which of the following does NOT measure metabolic rate?
oxygen consumption
carbon dioxide consumption
heat production
carbon dioxide production
which of the following use behavioural responses to maintain their optimum temperature
conformers
regulators
which of the following is NOT a corrective response to a decrease in body temperature?
Hair erector muscles contract
increased metabolic rate
Vasodilation
Shivering
which of the following correctly describes a period of reduced activity in some animals with high metabolic rates?
migration
aestivation
hibernation
daily torpor
a non-migratory chick has been raised by migratory birds. The chick remains in the same location for the whole year. This is an example of...
innate behaviour
learned behaviour
which phase in bacterial growth do secondary metabolites begin to get produced?
lag
exponential/log
stationary
death
which of the following involves counting only the living cells?
viable cell count
total cell count
which of the following vectors are used when the DNA to be inserted is large?
plasmids
artificial chromosomes
what type of enzyme cuts out the specific gene during recombinant DNA technology?
ligase
DNA Polymerase
restriction endonuclease
amylase
