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10 Questions

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Exploring Biological Macromolecules

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Questions and Answers

Which element is found in all organic molecules?

Oxygen

Hydrogen

Carbon (correct)

Nitrogen

Which of the following is NOT one of the four major classes of macromolecules?

Lipids

Carbohydrates

Nucleic Acids (correct)

Proteins

What is the process called when monomers are linked together to form polymers?

Hydrolysis

Covalent bonding

Polymerization

Dehydration synthesis (correct)

What is the role of water in the hydrolysis reaction?

Reactant Signup and view all the answers

What is the result of the dehydration synthesis reaction shown in the text?

Formation of disaccharide maltose Signup and view all the answers

What is Werner syndrome and what is another name for it?

Werner syndrome is a rare, autosomal recessive disorder characterized by premature aging. Another name for it is 'adult progeria'. Signup and view all the answers

Who is Werner syndrome named after and when was it identified?

Werner syndrome is named after the German scientist Otto Werner. It was identified in four siblings observed with premature aging, which he explored in his dissertation of 1904. Signup and view all the answers

What is the global incidence rate of Werner syndrome?

The global incidence rate of Werner syndrome is less than 1 in 100,000 live births. Signup and view all the answers

What are the median and mean ages of death for individuals with Werner syndrome?

The median and mean ages of death for individuals with Werner syndrome are 47-48 and 54 years, respectively. Signup and view all the answers

What are the main causes of death in individuals with Werner syndrome?

The main causes of death in individuals with Werner syndrome are cardiovascular disease and cancer. Signup and view all the answers