BIO 151 ACTUAL TEST QUESTIONS WITH
COMPLETE SOLUTION PREMIUM REVIEW
CONTENT
●● what is homeostasis?
Answer: maintenance of stable internal conditions
●● what is evolution?
Answer: change in populations over time
●● what is the scientific method?
Answer: observation, hypothesis, experiment, conclusion
●● why is water polar?
Answer: unequal sharing of electrons between oxygen and hydrogen
●● what is a hydrogen bond?
Answer: weak attraction between polar molecules
●● what property of water allows insects to walk on it?
Answer: surface tension
, ●● what is pH?
Answer: measure of hydrogen ion concentration
●● what are macromolecules?
Answer: large biological molecules (carbs, lipids, proteins)
●● what is a monomer?
Answer: small building block molecule
●● what is a polymer?
Answer: chain of monomers
●● what is the difference between prokaryotic and eukaryotic cells?
Answer: prokaryotes lack nucleus; eukaryotes have nucleus
●● what does the nucleus do?
Answer: stores DNA
●● what is the function of the mitochondria
Answer: produces ATP
COMPLETE SOLUTION PREMIUM REVIEW
CONTENT
●● what is homeostasis?
Answer: maintenance of stable internal conditions
●● what is evolution?
Answer: change in populations over time
●● what is the scientific method?
Answer: observation, hypothesis, experiment, conclusion
●● why is water polar?
Answer: unequal sharing of electrons between oxygen and hydrogen
●● what is a hydrogen bond?
Answer: weak attraction between polar molecules
●● what property of water allows insects to walk on it?
Answer: surface tension
, ●● what is pH?
Answer: measure of hydrogen ion concentration
●● what are macromolecules?
Answer: large biological molecules (carbs, lipids, proteins)
●● what is a monomer?
Answer: small building block molecule
●● what is a polymer?
Answer: chain of monomers
●● what is the difference between prokaryotic and eukaryotic cells?
Answer: prokaryotes lack nucleus; eukaryotes have nucleus
●● what does the nucleus do?
Answer: stores DNA
●● what is the function of the mitochondria
Answer: produces ATP