BSC 108 - Test 1 (2024,2025 Q BANK)
with Complete Solutions
How are covalent bonds formed? - ANSWER-sharing of outer-shell (valence) electrons
How are hydrogen bonds formed? - ANSWER-two hydrogen atoms joined to one
oxygen by single covalent bonds
How are ionic bonds formed? - ANSWER-transferring of outer-shell (valence) electrons
How can you determine atomic number from atomic mass? - ANSWER-atomic number
is above element symbol, atomic mass is below element symbol
How do cells move? - ANSWER-with cilia and flagella
How do the bases pair in a DNA strand? - ANSWER-C and G; A and T
How do the bases pair in an RNA strand? - ANSWER-C and G; A and U
What are cilia and flagella? - ANSWER-motile appendages; aka extensions from a cell
that aid in movement
What are the 3 domains? - ANSWER-Eukarya, Bacteria, Archaea
What are the 3 types of microscopes? - ANSWER-light, scanning electron, and
transmission electron
What are the 4 basic macromolecules? - ANSWER-carbohydrates, proteins, lipids,
nucleic acids
What are the 4 kingdoms in Eukarya? - ANSWER-plantae, fungi, animalia, protists
What are the bases in RNA? - ANSWER-C G A U
What are the building blocks of carbohydrates? - ANSWER-simple sugars
(monosaccharides)
What are the building blocks of lipids? - ANSWER-fats, phospholipids, steroids
What are the building blocks of nucleic acids? - ANSWER-DNA and RNA
What are the building blocks of proteins? - ANSWER-amino acids
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