BIOL4004 EXAM I QUESTIONS AND ANSWERS
WITH COMPLETE SOLUTIONS GRADED A++ LATEST
UPDATE
E. coli
DNA replication, transcription, translation
D. melanogaster
homeotic (hox) genes
S. cerevisiae
cell division
C. elegans
cell death (ced) genes
M. musculus
diseases
X. laevis
embryology
organizer
tissue that can change whole structure of developing body
genetic redundancy
vertebrate genome = repeated duplication
, whole-genome-duplication
whole genome duplicated few times
phospholipid
most abundant lipid in cell membranes; hydrophilic head, hydrophobic tail
phospholipid synthesis
non-cytoplasmic side of plasma membrane
cholesterol
fluid in lower temps, polar head group aligns with hydrophilic heads, found in cytosolic
leafletFglyc
phospholipid movements
lateral diffusion, flexion, rotation, and flip-flop (rare)
increase fluidity of a membrane
unsaturated fatty acids, cholesterol
decrease fluidity of a membrane
double bonds, saturated fatty acids
lipid rafts
sphingolipids, glycolipids, GPI-anchored proteins, cholesterol
lipid droplets
seipin and assembly factor
glycolipids
sugar-containing lipids in non-cytosolic leaflet of plasma membranes (outside of cell)
phosphatidylserine
negative charge in the cytosol
WITH COMPLETE SOLUTIONS GRADED A++ LATEST
UPDATE
E. coli
DNA replication, transcription, translation
D. melanogaster
homeotic (hox) genes
S. cerevisiae
cell division
C. elegans
cell death (ced) genes
M. musculus
diseases
X. laevis
embryology
organizer
tissue that can change whole structure of developing body
genetic redundancy
vertebrate genome = repeated duplication
, whole-genome-duplication
whole genome duplicated few times
phospholipid
most abundant lipid in cell membranes; hydrophilic head, hydrophobic tail
phospholipid synthesis
non-cytoplasmic side of plasma membrane
cholesterol
fluid in lower temps, polar head group aligns with hydrophilic heads, found in cytosolic
leafletFglyc
phospholipid movements
lateral diffusion, flexion, rotation, and flip-flop (rare)
increase fluidity of a membrane
unsaturated fatty acids, cholesterol
decrease fluidity of a membrane
double bonds, saturated fatty acids
lipid rafts
sphingolipids, glycolipids, GPI-anchored proteins, cholesterol
lipid droplets
seipin and assembly factor
glycolipids
sugar-containing lipids in non-cytosolic leaflet of plasma membranes (outside of cell)
phosphatidylserine
negative charge in the cytosol
