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HighBeam > Reference > Dictionaries, Thesauruses, Pictures, and Press Releases > A Dictionary of Biology
5,089 total articles
With over 4,700 entries, A Dictionary of Biology is an exhaustive reference guide aimed at biology students of all ages. A Dictionary of Biology includes feature articles, chronologies of the discoveries in the main fields of the subject, and biographical entries on key scientists.
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β-galactosidase
2,4,5-T
2,4-D
2,4-dichlorophenoxyacetic acid
5-hydroxytryptamine
A band
abdomen
abductor
abiogenesis
abiotic factor
ABO system
abomasum
abscisic acid
abscission
absolute refractory period
absorbed dose
absorption
absorption spectrum
abyssal zone
Acarina
acceleration
acceptor
accessory bud
accessory chromosome
accessory pigment
acclimation
acclimatization
accommodation
acellular
acentric
acetabulum
acetate
acetic acid
acetone
acetyl coenzyme A
acetylation
acetylcholine
acetylcholinesterase
achene
acid
acid growth theory
acid protease
acid rain
acid–base balance
acidic stains
acidosis
acinus
acoelomate
acquired characteristics
acquired immune deficiency syndrome
acquired immunity
acridine
acrocentric
acromegaly
acrosome
ACTH
actin
Actinobacteria
actinomorphy
Actinomycetes
action potential
action spectrum
activated sludge process
activation energy
activator