Cell Theory and Abiogenesis Quiz

What is considered the smallest unit capable of self-sustaining life according to cell theory?

• Virus

• Atom

• Cell

• Molecule

Which process describes the spontaneous origin of the first cells?

• Photosynthesis

• Abiogenesis

• Metabolism

• Respiration

What is the presumed first genetic material according to the content statements?

• DNA

• Protein

• RNA

• Lipid

Which of the following is NOT a step involved in abiogenesis?

• Catalysis

• Self-Assembly

• Photosynthesis

• Compartmentalisation

What is the role of self-replication in the process of abiogenesis?

• To form simple organic monomers

• To enable the capacity for inheritance

• To synthesize inorganic molecules

• To create energy from sunlight

What atmospheric condition was necessary for the spontaneous formation of organic molecules?

• High levels of oxygen

• Lack of free oxygen

• Low levels of ultraviolet radiation

• Absence of volcanic eruptions

What was the purpose of the electrical discharge in the Miller-Urey experiment?

• To simulate volcanic eruptions

• To provide a source of ultraviolet radiation

• To simulate the effect of lightning

• To cool the mixture rapidly

What do non-polar fatty acids form in water to avoid contact with a polar solution?

• Protocells

• Micelles

• Ribozymes

• Nucleotides

Which molecule is capable of both self-replication and catalytic functioning?

• DNA

• Protein

• RNA

• Lipids

Why is water considered essential for the formation of life?

• It is non-polar and forms stable structures

• It dissolves non-polar substances

• It provides a medium for metabolic reactions

• It is a source of genetic material