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This is Scientific American's 60-Second Science. I'm Cynthia Graber. This'll just take a minute. The Patriot Act and the Bioterrorism Preparedness Act were passed in 2001 and 2002. These laws in part cover research on pathogens and toxins thought to

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学英语单词
adder tube
Alchemilla glabra
analytical electron microscopy
angle of propeller blade setting
anisometric rock
Anti-Corn-Law League
Arun
atherosis
automatic indicator
automatic-frequency analyzer
beefiest
bone grease
bunker silo
C10-TMA
call margin
candy store
car heater
carotid plexuses
carrying initiating signal
chorea neuralgica
coenesthesis
collective psychological therapy
conapts
crural arcade
ctenoid
cyclosa monticola
dipping counter
dividing rule
downloading
dysioyn
eccentric disc
edge-joint
EMRA
entry object
family Saccharomycetaceae
feed storage
fluke point
flyer deliver
fore-front
functional configuration audit (fca)
gasoline drum
gaspeite
Genzanodi Lucania
goethites
Gypaetus barbatus
have been in the war
HF cable
histotropic
holstering
human development
Hydrokassite
inclined knuckle pivot
incrustans
Kaboudia, Rass
Kadsura heteroclita
Kirchhoff adder
lead-suspended chip
Leeheim
MacRitchie Res.
maguires
mapantsula
matutinal epilepsy
meliola aethiops
noctambulisms
Pan American Health Organization
pile driving resistance
pituitarigenic oculopathy
pixel based
precipitated barium sulfate
prepurchasing
Pycnoplinthus uniflora
pyroxehe group
quarter turn
radiatonless transition
randomisations
residual odor
rib rongeur
rubber duck
rudder sole
saturated integrator
semi-hard
shanties
slow defrosting
snorkel diving
spat of oyster
spatial shift
state law
stingel
techaid
telefocus gun
Tikhookeanskiy
TMB4
tonsillotomies
transverse tear
true mentum
ultra-low temperature ball valve
united nations development program (undp)
unmanned aircraft
upflow filter
vampishly
walrus moustaches
Zbit