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Exam 1
Bio 131 Vocab
136
Biology
Undergraduate 1
02/14/2010
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Term
acrosome reaction
 Definition
A set of events occurring in a sperm cell upon encountering an egg cell, including release of acrosomal enzymes and formation of the acrosomal process, which helps the sperm cell reach the egg.
Term
ADP
 Definition
molecule consisting of adenine, a sugar, and two phosphate groups. Addition of a third phosphate group produces adenosine triphosphate (ATP).
Term
alpha helix
 Definition
Term
amino acid
 Definition
Term
Ancestor
 Definition
Term
Animal
 Definition
Term
Anterior
 Definition
Term
apical
 Definition
Term
apical meristem
 Definition
Term
atmosphere (atm)
 Definition
Term
ATP
 Definition
Term
autonomic neuron
 Definition
Term
basolateral
 Definition
Term
beta sheet
 Definition
Term
bicoid
 Definition
Term
bilaterian
 Definition
Term
blastocoel
 Definition
Term
blastocyst
 Definition
Term
blastula
 Definition
Term
C-terminus
 Definition
Term
Ca2+
 Definition
Term
calcium pump
 Definition
Term
capillarity
 Definition
Term
carbohydrates
 Definition
Term
carboxyl group
 Definition
Term
catalyst
 Definition
Term
cell membrane
 Definition
Term
Cell-cell junctions
 Definition
Term
cellulose
 Definition
Term
central nervous system
 Definition
Term
channel
 Definition
Term
chemical potential energy
 Definition
Term
chitin
 Definition
Term
chordate
 Definition
Term
clade
 Definition
Term
concentration gradient
 Definition
Term
condensation reaction
 Definition
Term
conservation of energy
 Definition
Term
conservation of matter
 Definition
Term
conservation of matter
 Definition
Term
cortical granule
 Definition
Term
covalent bond
 Definition
Term
cytoplasm
 Definition
Term
cytosol
 Definition
Term
daughter taxa
 Definition
Term
deuterostome
 Definition
Term
diffusion
 Definition
Term
diffusion coefficient
 Definition
Term
dorsal
 Definition
Term
echinoderm
 Definition
Term
ectoderm
 Definition
Term
Egg
 Definition
Term
Endoderm
 Definition
Term
Endoplasmic reticulum
 Definition
Term
endosperm
 Definition
Term
energy storage
 Definition
Term
entropy
 Definition
Term
enzymes - regulation within cells
 Definition
Term
epidermis
 Definition
Term
Epithelium
 Definition
Term
evaporation
 Definition
Term
exocytosis
 Definition
Term
extracellular fluid
 Definition
Term
F-actin
 Definition
Term
fertilization
 Definition
Term
Fick’s Law
 Definition
Term
flux
 Definition
Term
fungi
 Definition
Term
G-actin
 Definition
Term
gamete
 Definition
Term
gastrulation
 Definition
Term
glycerol
 Definition
Term
glycogen
 Definition
Term
guard cells
 Definition
Term
H-bonds
 Definition
Term
homeotic mutant
 Definition
Term
hormone
 Definition
Term
HOX
 Definition
Term
hydrolysis
 Definition
Term
hydrophilic
 Definition
Term
hydrophobic
 Definition
Term
hydrostatic potential
 Definition
Term
impermeable
 Definition
Term
influx
 Definition
Term
ion
 Definition
Term
K+
 Definition
Term
kinetic energy
 Definition
Term
lumen
 Definition
Term
megapascal (MPa)
 Definition
Term
membrane receptor
 Definition
Term
meniscus
 Definition
Term
mesoderm
 Definition
Term
molecule
 Definition
Term
motor neuron
 Definition
Term
mRNA
 Definition
Term
N-terminus
 Definition
Term
Na+
 Definition
Term
negative feedback
 Definition
Term
neural tube
 Definition
Term
node
 Definition
Term
nonpolar
 Definition
Term
notochord
 Definition
Term
organ
 Definition
Term
osmosis
 Definition
Term
osmotic potential
 Definition
Term
oxytocin
 Definition
Term
oxytocin receptor
 Definition
Term
peptide bond
 Definition
Term
peptide hormone response
 Definition
Term
permeability
 Definition
Term
phosphate group
 Definition
Term
phosphdiester bond
 Definition
Term
phospholipid
 Definition
Term
`phospholipid bilayer
 Definition
Term
plant
 Definition
Term
plasmodesmata
 Definition
Term
polymer
 Definition
Term
polypeptide
 Definition
Term
posterior
 Definition
Term
potential energy
 Definition
Term
primary active transport
 Definition
Term
proton pump
 Definition
Term
protostome
 Definition
Term
pump
 Definition
Term
regulation
 Definition
Term
regulatory transcription factor
 Definition
Term
replication
 Definition
Term
ribozyme
 Definition
Term
root
 Definition
Term
saturated fatty acid
 Definition
Term
secondary active transport
 Definition
Term
secretion
 Definition
Term
semipermeable
 Definition
Term
sensory neuron
 Definition
Term
SHH
 Definition
Term
shoot
 Definition
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