NR572 MIDTERM MODULES 1 THROUGH 4 2026
TEST PAPER QUESTIONS AND SOLUTIONS
100% CORRECT
◉ Respiratory Diseases. Answer: Most prevalent worldwide
infectious diseases.
◉ Eukaryotes. Answer: Organisms with a true nucleus.
◉ Prokaryotes. Answer: Single-celled organisms lacking a nucleus.
◉ Bacteria. Answer: Single-celled organisms without a true nucleus.
◉ Archaea. Answer: Single-celled organisms distinct from bacteria.
◉ Phospholipids. Answer: Molecules with hydrophilic head and
hydrophobic tail.
◉ Rough ER. Answer: Eukaryotic organelle for protein synthesis.
◉ Golgi apparatus. Answer: Cell's post office for protein
modification.
,◉ Nucleus. Answer: Cell organelle that houses DNA.
◉ Organelle that processes energy molecules. Answer: Mitochondria
◉ Endosymbiosis. Answer: Theory explaining mitochondria's
double membrane.
◉ Triglyceride. Answer: Long-term energy storage molecule.
◉ Movement triggered by chemical signals.. Answer: Chemotaxis
◉ Pili. Answer: Bacterial appendages for DNA exchange.
◉ Fimbriae. Answer: Short appendages for bacterial attachment.
◉ Flagella. Answer: Appendages for movement in bacteria.
◉ Cilia. Answer: Eukaryotic appendages for movement.
◉ Microvilli. Answer: Eukaryotic structures enhancing surface area.
, ◉ Plasmids. Answer: Small circular DNA in bacteria, non-essential.
◉ Glycocalyx. Answer: Protective layer found in various cells.
◉ Conjugation. Answer: DNA transfer method between bacteria.
◉ Extracellular Matrix. Answer: Outermost layer in eukaryotic cells.
◉ Capsule. Answer: Outer layer in prokaryotic cells.
◉ Polysaccharides. Answer: Carbohydrates present in extracellular
matrix.
◉ Saturated Fat. Answer: Fatty acid with all single carbon bonds.
◉ Unsaturated Fat. Answer: Fatty acid containing one or more
double bonds.
◉ Trans-unsaturated. Answer: Unsaturated fat with trans double
bonds.
◉ Cis-unsaturated. Answer: Unsaturated fat with cis double bonds.
TEST PAPER QUESTIONS AND SOLUTIONS
100% CORRECT
◉ Respiratory Diseases. Answer: Most prevalent worldwide
infectious diseases.
◉ Eukaryotes. Answer: Organisms with a true nucleus.
◉ Prokaryotes. Answer: Single-celled organisms lacking a nucleus.
◉ Bacteria. Answer: Single-celled organisms without a true nucleus.
◉ Archaea. Answer: Single-celled organisms distinct from bacteria.
◉ Phospholipids. Answer: Molecules with hydrophilic head and
hydrophobic tail.
◉ Rough ER. Answer: Eukaryotic organelle for protein synthesis.
◉ Golgi apparatus. Answer: Cell's post office for protein
modification.
,◉ Nucleus. Answer: Cell organelle that houses DNA.
◉ Organelle that processes energy molecules. Answer: Mitochondria
◉ Endosymbiosis. Answer: Theory explaining mitochondria's
double membrane.
◉ Triglyceride. Answer: Long-term energy storage molecule.
◉ Movement triggered by chemical signals.. Answer: Chemotaxis
◉ Pili. Answer: Bacterial appendages for DNA exchange.
◉ Fimbriae. Answer: Short appendages for bacterial attachment.
◉ Flagella. Answer: Appendages for movement in bacteria.
◉ Cilia. Answer: Eukaryotic appendages for movement.
◉ Microvilli. Answer: Eukaryotic structures enhancing surface area.
, ◉ Plasmids. Answer: Small circular DNA in bacteria, non-essential.
◉ Glycocalyx. Answer: Protective layer found in various cells.
◉ Conjugation. Answer: DNA transfer method between bacteria.
◉ Extracellular Matrix. Answer: Outermost layer in eukaryotic cells.
◉ Capsule. Answer: Outer layer in prokaryotic cells.
◉ Polysaccharides. Answer: Carbohydrates present in extracellular
matrix.
◉ Saturated Fat. Answer: Fatty acid with all single carbon bonds.
◉ Unsaturated Fat. Answer: Fatty acid containing one or more
double bonds.
◉ Trans-unsaturated. Answer: Unsaturated fat with trans double
bonds.
◉ Cis-unsaturated. Answer: Unsaturated fat with cis double bonds.
