Exploring Biomolecules and Enzymes

What does the term 'biomolecules' refer to?

• Inorganic molecules

• Artificial molecules

• Molecules of life

• Synthetic molecules

Which of the following is NOT one of the four types of biomolecules?

• Vitamins

• Carbohydrates

• Lipids

• Proteins

What elements are found in all carbohydrates?

• Carbon, Hydrogen, Nitrogen

• Carbon, Nitrogen, Oxygen

• Carbon, Sulfur, Phosphorus

• Carbon, Hydrogen, Oxygen

What is the primary function of carbohydrates?

• Hormone production

• Genetic information storage

• Quick energy and structural support

• Long-term energy storage

Which biomolecule is primarily responsible for long-term energy storage?

• Carbohydrates

• Lipids

• Proteins

• Nucleic Acids

What are the monomers of proteins called?

• Nucleotides

• Monosaccharides

• Fatty acids

• Amino acids

Which element is sometimes found in proteins but not always?

• Sulfur

• Hydrogen

• Phosphorus

• Carbon

What is the primary function of nucleic acids?

• Structural support

• Transporting substances

• Storing genetic code

• Energy storage

What is the role of enzymes in chemical reactions?

• They increase the activation energy

• They do not affect the reaction

• They decrease the activation energy

• They are consumed in the reaction

What happens to an enzyme when it denatures?

• It binds more substrates

• It becomes more active

• It changes shape and loses function

• It speeds up the reaction