BSC 1010 – Chapters 1–4 Study Guide – University-Level Biology – Q&A on Chemistry of Life, Organic Molecules, and Cell Foundations

BSC 1010 Chapters 1-4 questions with accurate
answers
Acid precipitation Ans✓✓✓ Rain, snow, or fog has a pH that is more
acidic than 5.6


Adhesion Ans✓✓✓ Clinging of one substance to another


Amines Ans✓✓✓ organic compounds with an amino group


Amino group (-NH2) Ans✓✓✓ Consists of a nitrogen atom attached to
two hydrogen atoms and the carbon skeleton


Atomic number Ans✓✓✓ Number of protons


Calories (cal) Ans✓✓✓ The amount of heat energy necessary to raise
the temperature of 1g of water by 1.C


Carbonyl group (=CO) Ans✓✓✓ Consists of an oxygen atom joined to
the carbon skeleton by a double bond


Carboxyl Ans✓✓✓ compounds with carboxyl groups


Carboxyl group Ans✓✓✓ Consists of a carbon atom with a double
bond with an oxygen atom and a single bond to a hydroxyl group

, Chemical equilibrium Ans✓✓✓ The rate of formation of products is the
same as the rate of breakdown of products


Cohesion Ans✓✓✓ Hydrogen bonds hold the substance together


Composed of all prokaryotes Ans✓✓✓ Domain Bacteria and Domain
Archaea


Covalent bond Ans✓✓✓ Sharing of a pair of valence electrons by two
atoms


Deductive Reasoning Ans✓✓✓ uses general premises to make specific
predictions


Double covalent bond Ans✓✓✓ Atoms forming a molecule by sharing
two pairs of valence electrons


Electronegativity Ans✓✓✓ The attraction of an atom for the electrons
of a covalent bond


Enantiomers Ans✓✓✓ Molecules that are mirror images of each other


Evaporative Cooling Ans✓✓✓ As a liquid evaporates, the surface of
the liquid that remains behind cools