Unit 6 Biomolecules Quiz

What is the primary focus of biochemistry?

• Study of physical properties of cells

• Study of chemical compounds and processes in living organisms

• Study of genetic mutations

• Study of ecological systems

Which of the following is NOT a concern of molecular biology?

• DNA replication

• Photosynthesis

• Transcription and translation

• Interaction of biomolecules within cells

What is the relationship between biochemistry and molecular biology?

• They are completely unrelated fields.

• Molecular biology is a specialized branch of biochemistry.

• Biochemistry is a specialized branch of molecular biology.

• They focus on the same chemical processes.

Which of the following is a key focus of molecular biology?

• Study of ecosystems

• Study of DNA replication and protein synthesis

• Study of animal behavior

• Study of plant physiology

What is the main goal of biochemistry in relation to living organisms?

• To study the physical structure of cells

• To solve problems faced by living organisms using chemical knowledge

• To classify organisms based on their genetic makeup

• To study the evolution of species

Which of the following biomolecules is primarily responsible for storing genetic information?

• Proteins

• Lipids

• DNA

• Carbohydrates

Which biomolecule is involved in the transport of oxygen in the blood?

• Hemoglobin (a protein)

• Glucose (a carbohydrate)

• Cholesterol (a lipid)

• RNA

Which of the following is NOT a function of lipids?

• Energy storage

• Structural component of cell membranes

• Catalyzing biochemical reactions

• Insulation against heat and cold

Which biomolecule is the primary source of quick energy for cells?

• Proteins

• Lipids

• Carbohydrates

• DNA

Which of the following biomolecules is single-stranded and involved in protein synthesis?

• DNA

• RNA

• Lipids

• Carbohydrates