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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
Abiogenesis
Abiotic Factors
Active Immunity
Active Site
Active Transport
Adenosine Triphosphate (ATP)
Adhesion
Aerobic Respiration
Agonist
Aldosterone
Allele
Allele Frequency
Amnion
Amoeba
Anabolism
Anaerobic Organism
Anaerobic Respiration
Anaphase
Anaphase I
Anaplasia
Animal Cell
Antibody
Anticodon
Antioxidant
Apoptosis
Archaebacteria
Articular Cartilage
ATP Synthase
Autophagy
Autosomes
Autotroph
B
Bacteria
Barr Body
Base Pair
Beta Oxidation
Bile Salts
Bilirubin
Binary Fission
Biochemistry
Biophysics
Biopsy
Biotic Factors
Blastocyst
C
Calmodulin
Calvin Cycle
CAM Plants
Carbonyl Group
Carboxyl Group
Carcinoma
Cardiac Muscle
Carrier Protein
Cartilage
Catabolism
Cell
Cell Culture
Cell Cycle
Cell Differentiation
Cell Division
Cell Membrane
Cell Nucleus
Cell Plate
Cell Signaling
Cell Theory
Cell Wall
Cellular Respiration
Cellular Senescence
Central Vacuole
Centriole
Centromere
Centrosome
Channel Protein
Chemical Biology
Chemiosmosis
Chemoautotroph
Chemoheterotroph
Chemokines
Chemosynthesis
Chitin
Chlorophyll
Chloroplast
Chromatid
Chromosome
Cilium
Cleavage Furrow
Coenzyme
Cofactor
Compact Bone
Concentration Gradient
Condensation
Control Group
Controlled Experiment
Creatine Kinase
Crenation
Cricoid Cartilage
CRISPR
Cristae
Crossing Over
Curare
Cytokinesis
Cytolysis
Cytoplasm
Cytoskeleton
Cytosol
D
Daughter Cells
Dehydration Synthesis
Deletion Mutation
Denature
Dendrite
Deoxyribose
Desmosomes
Deuterostome
Diatom
Diffusion
Diploid
Disaccharide
DNA
DNA Sequencing
Domain
Dominant Allele
Dynamic Equilibrium
E
Ectoderm
Ectotherm
Elastic Cartilage
Electron Transport Chain
Embryo
Embryonic Stem Cells
Emulsify
Endergonic Reaction
Endocytosis
Endoderm
Endoplasmic Reticulum
Endosymbiotic Theory
Enzyme Substrate Complex
Epistasis
Epithelial Tissue
Equilibrium Constant
Eubacteria
Euchromatin
Eukaryote
Eukaryotic Cell
Exergonic Reaction
Exocrine Glands
Exon
Experimental Group
External Respiration
Extracellular Fluid
Extracellular Matrix
F
Facilitated Diffusion
Facultative Anaerobe
Fat
Fatty Acids
Feedback Inhibition
Fertilization
Filtration
Flagellum
Flow Cytometry
Fluid Mosaic Model
Food Vacuole
Frameshift Mutation
Fungi
G
Gamete
Gametophyte
Gap Junction
Gastrulation
Gene
Genetic Recombination
Genotype
Germ Theory
Gibberellin
Gland
Gluconeogenesis
Glycerol
Glycogen
Glycogenesis
Glycogenolysis
Golgi Apparatus
Gonad
Granulation Tissue
H
Haploid
Hematopoiesis
Heme
Heredity
Hermaphrodite
Heterochromatin
Heterozygous
Histology
Homeostasis
Homologous Chromosomes
Hormone
Hyaline Cartilage
Hydrolyze
Hydrophilic
Hydrophobic
Hydroxyl Group
Hyperosmotic
Hyperplasia
Hypertonic
Hypertonic Solution
Hyphae
Hypotonic
Hypotonic Solution
I
Independent Assortment
Integral Protein
Internal Respiration
Interphase
Interstitial Fluid
Intracellular Fluid
Intron
Isotonic
Isotonic Solution
K
Ketone Bodies
Krebs Cycle
L
Lac Operon
Lactase
Lactate Dehydrogenase
Lamina Propria
Law of Segregation
Leaf Cell
Ligand
Linked Genes
Lipid Bilayer
Lipolysis
Lymph
Lyse
Lysogenic Cycle
Lysosome
Lytic Cycle
M
Macromolecule
Meiosis
Mesoderm
Metaphase
Metaphase I
Metastasize
Microbiology
Microfilament
Microorganism
Microtubule
Missense Mutation
Mitochondria
Mitochondrion
Mitosis
Molecule
Monera
Monohybrid Cross
Monomer
Monosaccharide
Monosomy
Motility
mRNA
Mucous Membrane
Multicellular
Multiple Alleles
Muscle
Muscle Cell
Muscle Tissue
Mutation
Mycology
Myelin Sheath
Myofibril
N
NADP+
NADPH
Negative Feedback
Nephron
Nervous Tissue
Neurogenesis
Nitrogenous Base
NMDA Receptor
Nondisjunction
Nonsense Mutation
Notochord
Nuclear Membrane
Nucleic Acid
Nucleoid
Nucleotide
O
Obligate Anaerobes
Oncology
Operon
Organelle
Organism
Osmosis
Osmotic Pressure
Oxidative Phosphorylation
Oxidizing Agent
P
Parenchyma Cells
Passive Immunity
Passive Transport
Pathology
Peptide Bond
Peptide Hormones
Peptidoglycan
Peripheral Proteins
Peroxisome
Phagocytosis
Phenotype
Phloem
Phosphate Group
Phospholipid
Photosynthesis
Phototropism
Physiology
Phytoplankton
Pinocytosis
Plant Cell
Plant Hormones
Plant Tissue
Plasma Membrane
Plasmid
Plasmolysis
Point Mutation
Polar Molecule
Polysaccharide
Porphyrin
Positive Feedback
Prokaryote
Prokaryotic Cell
Prometaphase
Prophase
Prophase I
Prophase II
Proteolysis
Protist
Protoplasm
Protostome
Protozoa
Pseudopod
Pseudostratified Columnar Epithelium
Pyruvate
R
Receptor
Recessive Allele
Recombinant DNA
Ribosomal RNA
Ribosome
RNA Polymerase
Rough Endoplasmic Reticulum
S
Sarcolemma
Sarcomere
Scientific Method
Seashell
Secretion
Selective Permeability
Semipermeable Membrane
Serous Membrane
Sex Chromosomes
Sex Linked Genes
Sexual Reproduction
Signal Transduction
Silent Mutation
Simple Columnar Epithelium
Simple Cuboidal Epithelium
Simple Diffusion
Simple Squamous Epithelium
Sister Chromatids
Skeletal Muscle
Smooth Endoplasmic Reticulum
Smooth Muscle
Solute
Solution
Solvent
Somatic Cells
Spindle Fibers
Spirochete
Sporangium
Start Codon
Stratified Cuboidal Epithelium
Stratified Squamous Epithelium
Stroma
Submandibular Gland
Substitution Mutation
Substrate
Suprachiasmatic Nucleus
Synapsis
T
Telomerase
Telophase
Tertiary Structure
Test Cross
Thymine
Tight Junctions
Tissue
Tonicity
Transcription
Transcription Factor
Transferrin
Transitional Epithelium
Translation
Transpiration
Transport Protein
Trisomy 21 (Down Syndrome)
tRNA
Tropism
Turgid
Turgor Pressure
U
Unicellular
V
Vacuole
Vascular Tissue
Vasodilation
Vesicle
Virus
W
Water Potential
X
Xylem
Z
Zygote