BMS 300 FINAL EXAM Questions and
Answers 2022
Dipole Moment - ANSWER Partial negative and partial positive charge
What causes surface tension? - ANSWER Hydrogen bonding
Hydrophilic - ANSWER "water loving"
Hydrophobic - ANSWER "water fearing"
Hydration Shell - ANSWER Water surrounding the ions
Diffusion - ANSWER Movement of ions from high to low concentrations
Osmosis - ANSWER Diffusion of water
Amphipathic - ANSWER "both loving"
Characteristics of the head group - ANSWER Hydrophilic, charged, phosphodiestor
bonds
Characteristics of the tail - ANSWER Hydrophobic, uncharged, ester bonds.
Characteristics of proteins - ANSWER Made up of amino acids, have polypeptides,
includes enzymes, structural elements, and transmembrane proteins
Characteristics of Transmembrane Proteins - ANSWER Has a lumen that is a
hydrophilic pathway, allows movement of ions, and has R-groups. Hydrophobic
interacts with lipid bilayer and hydrophilic interacts with pathway/lumen
Characteristics of prokaryotes - ANSWER Archea and bacteria. Single celled, no
membrane bound "organs", free floating DNA (circular)
Nuclear pores - ANSWER Transport of molecules. It is selective to protein and RNA
What makes the rough endoplasmic reticulum rough? - ANSWER Ribosomes
What does glycosylation mean? - ANSWER It has sugars on it
Where does final processing occur? - ANSWER Golgi Apparatus
, BMS 300 FINAL EXAM Questions and
Answers 2022
Ribosome - ANSWER Where proteins are made
Rough Endoplasmic Reticulum - ANSWER Folding, glycosylating, and packaging of
proteins
Transmembrane proteins - ANSWER Cross the membrane and are on both the inside
and outside of the cell
Lysosomal proteins - ANSWER Destined for delivery to the lysosome
Secreted proteins - ANSWER Destined to leave the cell
What is the smooth endoplasmic reticulum responsible for? - ANSWER Fat processing
Characteristics of the mitochondira - ANSWER It is ATP. Is double layered, and is
passed down from the mom only
What is the lysosome similar to? - ANSWER A garbage disposal
Characteristics of long transport - ANSWER Polymer: microtubules. Monomer: tubulin.
Motor protein (vesicle transporting ATPase): kinesin is positive directed and dynein is
negative directed
Characteristics of local transport - ANSWER Polymer: filamentous actin. Monomer:
globular actin. Motor protein (vesicle transporting ATPase): mysoin.
Central Dogma - ANSWER DNA ---replication---> DNA ---transcription---> RNA ---
translation---> protein
What part of the central dogma occurs in the nucleus? - ANSWER Replication and
Transcription
What part of the central dogma occurs in the cytoplasm? - ANSWER Translation
What part of the central dogma is semi-conservative? - ANSWER Replication
What does semi-conservative mean? - ANSWER When creating more DNA we don't
destroy the original two strands, rather we keep them.
Helicases - ANSWER Unwinds the DNA, and breaks hydrogen bonds
Characteristics of DNA polymerase - ANSWER Reads 3' to 5'. Adds 5' to 3'. Has
phosphodiester bonds.
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