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CHEM 210 Biochemistry Module Exam (2025 / 2026)
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Alkanes .....answer.....Straight chain compounds with only carbon and hydrogen chemical and compounds formulas of the .....answer.....methane= CH4, CH4 ethane= C2H6, CH3CH3 propane= C3H8, CH3CH2CH3 butane= C4H10, CH3CH2CH2CH3 pentane=C5H12, CH3CH2CH2CH2CH3 hexane=C6H14, CH3CH2CH2CH2CH2CH3 heptane=C7H16, CH3CH2CH2CH2CH2CH2CH *starting from CH4 add one carbon and two hydrogens in the chemical formula and add one CH2 in each with CH3 on both ends Four ways to draw organic molecules .....answer.....chemical
formula, condensed formula, Kekule formula, and line bond formula Functional group .....answer.....Specific arrangement of atoms in a compound that define the chemistry of the molecule and control the properties of the compound What are three ways that biochemists study biological organisms? .....answer.....among-the relationship between structure and function of biomolecules
- chemical reactions of organisms (metabolism)
- communication with and among organisms What is biochemistry? .....answer.....the chemistry of life
Organic vs inorganic chemistry .....answer.....organic-study of carbon based compounds, inorganic- study of compounds typically not containing carbon Carbon .....answer.....-has 4 valence electron permitting it to form 4 bonds
- forms long chains
- forms double and triple bonds
- forms ring compounds (cyclic compounds) forms bonds w many other atoms including H, N, and O Alkene .....answer.....carbon-carbon double bond Alkyne .....answer.....carbon-carbon triple bond
Alcohol .....answer.....R-OH Aldehyde .....answer.....CHO (double bond btwn C and O) Amide .....answer.....CNO (double bond btwn C and O) Amine .....answer.....R-NH Aromatic (benzene) .....answer.....carbon ring with alternating double bonds carboxylic acid .....answer.....R-COOH Thiol .....answer.....R-SH Biomolecule .....answer.....molecules that are part of the cell or molecules that are excreted by the cell
- archaea=hot springs, extreme environments like hot springs, acidic bogs, and the ocean floor
- eukaryotes= human cytoplasm .....answer.....entire volume of the cell cytosol .....answer.....aqueous solution nuceloid .....answer.....localized area made up of the bacterial chromosomes with its proteins genome .....answer.....complete set of genes for the organism ribosomes .....answer.....protein RNA complexes that make proteins metabolies .....answer.....small organic molecules metabolome .....answer.....collection of metabolies
organelles .....answer.....small compartments for specialized functions rough ER .....answer.....structure that synthesize and processes proteins smooth ER .....answer.....structure that forms lipids golgi apparatus .....answer.....receives products from the rough ER otw to final destination peroxisome .....answer.....single-membrane glob-like organelle that use enzymes to detoxify lysosome .....answer.....digestive center in an animal cell vacuole .....answer.....digestive center in a plant cell
What is known as the medium of life? .....answer.....water
11 | P a g e What bond angle is associated with trigonal pyramidal shape? .....answer.....107. are transition metals commonly found in biological organisms? .....answer.....Yes. they are trace elements in organisms T or F: water can make up 85% of a living organism .....answer.....T T or F: Large elements tend to make the strongest covalent bonds .....answer.....F Name 3 bulk and 3 trace elements .....answer.....Bulk: H, C, N, O, Na, P, S, Cl, K and Ca Trace: Mg, V, Cr, Mn, Fe, Co, Ni, Cu, Zn, Se, Mo, I and W
13 Function of mitochondria, lysosomes, and vacuoles .....answer.....M- powerhouse of cell responsible for ATP production L- degrade macromolecules into smaller pieces V- have digestive enzymes to degrade macromolecules and work as storage centers
