Biochemistry Revision Test
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Covers the chemistry of life; water & properties, macromolecules, DNA structure & replication,transcription and translation, enzymes, cell respiration and photosynthesis
- 1.Nucleotides consist of which three structures?
- A.
Amino acids, lipids and carbohydrates
- B.
A sugar, a phosphate and a nitrogenous base
- C.
Glycerol, lipid, triglyceride
- D.
Adenine, cytosine, guanine
- 2.What are the four most common elements found in living things?
- A.
Sulfur, calcium, phosphorus, oxygen
- B.
Carbon, calcium, chlorine, bromine
- C.
Carbon, oxygen, hydrogen, nitrogen
- D.
Carbon, hyrogen, oxygen, sodium
- 3.
- 4.
- 5.
![Identify this molecule. - ProProfs]( "Identify this molecule.")
Identify this molecule. - 6.
- 7.Compare the storage properties of lipids and carbohydrates.
- 8.
- 9.Identify three monosaccharides.
- A.
Galactose, frucose, glucose
- B.
Galactose, sucrose, glucose
- C.
Maltose, sucrose, lactose
- D.
Glycgoen, glucose, galactose
- 10.Outline the process condensation and hydrolysis
- 11.Outline the process of DNA transcription.
- 12.Define enzyme and active site.
- 13.Compare the structure of DNA & RNA.
- 14.Outline the effect of pH on the rate of enzyme reaction describing denaturation.
- 15.State two ways of directly measuring the rate of photosynthesis
- A.
Determine the number of enzymes within the organism and the dimensions of the active site
- B.
Measuring the increase in biomass and determing the light intensity
- C.
Calculating the production of oxygen and the uptake of carbon dioxide
- D.
All of the above
- 16.What is a hydrogen bond?
- 17.Name three proteins and their functions.
- 18.
![Identify this molecule. - ProProfs]( "Identify this molecule.")
Identify this molecule.
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