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Biology Dictionary
Dictionary
Cell
Biochemistry
Human
Genetics
Zoology
Botany
Ecology
Anatomy & Physiology
Molecular
Microbiology
Neuroscience
Topics
Quiz
Teaching Resources
All
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
A
Abdomen
Abdominal Cavity
Abiogenesis
Acoelomate
Adaptation
Adaptive Radiation
Alimentary Canal
Allantois
Allopatric Speciation
Amniotes
Analogous Structures
Anaphase I
Animal Cell
Apoptosis
Arthropod
Artificial Selection
Asexual Reproduction
Atavism
B
Benthos
Bilateral Symmetry
Binomial Nomenclature
Biodiversity
Biogeography
Bioluminescence
C
Cardiac Cycle
Carrion
Carrying Capacity
Cell Differentiation
Cell Theory
Chitin
Chordate
Chyme
Clade
Cladistics
Cladogram
Cloaca
Codominance
Coevolution
Commensalism
Common Descent
Community
Competition
Complete Dominance
Complete Metamorphosis
Consumer
Control Group
Controlled Experiment
Convergent Evolution
Copepod
Coronal Plane
Crenation
Curare
D
Density Dependent Factors
Density Independent Factors
Detritivore
Deuterostome
Diastole
Dichotomous Key
Digastric Muscle
Dihybrid Cross
Directional Selection
Disruptive Selection
Divergent Evolution
DNA
Domain
Dominant Trait
Dorsal Cavity
E
Ecdysis
Echinoderm
Ecological Pyramid
Ecological Succession
Ecology
Ecosystem
Ectotherm
Embryo
Embryology
Endoskeleton
Energy Pyramid
Excretion
Exoskeleton
Experimental Group
Extinction
Extirpation
Extremophile
F
F1 Generation
Facultative Anaerobe
Fauna
Fecundity
Feedback Inhibition
Fertilization
Fetus
Fossil Record
Fossils
Founder Effect
Fundamental Niche
G
Gastrulation
Gene Flow
Gene Pool
Genetic Drift
Genetic Equilibrium
Genetic Variation
Genetics
Genotype
Genus
Gonad
Gradualism
H
Head
Hematopoiesis
Heredity
Hermaphrodite
Heterotroph
Histology
Homologous
Homologous Structures
Homoplasy
Human Biology
I
Independent Assortment
Intercostal Muscles
Intertidal Zone
Invertebrate
Island Biogeography
K
Keystone Species
Kingdom
L
Law of Segregation
Littoral Zone
Lymph
M
Macroevolution
Marine Biology
Marine Ecosystem
Marine Snow
Mass Extinction
Mesentery
Metamorphosis
Metaphase I
Microbiology
Microevolution
Miosis
Motility
Muscle
Mutation
Mutualism
Mycology
N
Natural Selection
Negative Feedback
Niche
Notochord
O
Omnivore
Open Circulatory System
Organism
Overpopulation
Oviparous
Ovipositor
P
Paraphyletic
Parasitism
Parenchyma
Pathology
Perspiration
Phalanx
Phenotype
Phylogeny
Phylum
Placenta
Polyp
Population
Predation
Predator Prey Relationship
Primary Consumer
Primary Succession
Prone Position
Prophase I
Prophase II
Protostome
Protozoa
Pseudocoelomate
Punctuated Equilibrium
Punnett Square
R
Receptor
S
Sagittal Plane
Seashell
Secondary Consumer
Secondary Succession
Selective Breeding
Sessile
Sex Chromosomes
Sexual Dimorphism
Sexual Intercourse
Sexual Reproduction
Skin
Speciation
Species
Spirochete
Spontaneous Generation
Stabilizing Selection
Stroma
Symbiosis
Sympatric Speciation
Synapomorphy
Systole
T
Taxonomy
Teeth
Tertiary Consumer
Thoracic Cavity
Threatened Species
Transverse Plane
Trophic Level
Tropism
True Breeding
U
Urinary Bladder
V
Ventral Cavity
Vertebral Column
Vestigial Structures
Virus
Viviparous
Vivisection
Z
Zonation
Zoology
Zooplankton