α-helix

Abundance

Activation energy

Active immunity

Active site

Active transport

Adaptation

Adenine

Adhesion

Adipose

Affinity

Allele

Allopatric

Alveoli

Amino acid

Amylase

Amylose

Anaphase

Anomalous

Antibiotics

Antibodies

Antigen

Antigen-presenting cell

Apoplast pathway

Arteriosclerosis

Artificial immunity

Artificial selection

Asexual reproduction

Assay

Assimilation

Atherosclerosis / atheroma

ATP

Atrioventricular node (AVN)

Atrioventricular valves

Atrium

Autotroph

Base-pairing rules

Benedict’s test

Binary fission

Binomial system

Biodiversity

Biuret test

Body mass index

Bohr shift / Bohr effect

Bronchi

Bronchioles

Buffer

Calibration

Cambium

Carbaminohaemoglobin

Carbohydrate

Carcinogen

Cardiac cycle

Cardiac muscle

Carnivore

Carrier protein

Cartilage

Cartilage ring

Casparian strip

Catalyst

Cell signalling

Cell surface membrane

Cellulose

Centriole

Centromere

Channel protein

Chemotaxis

Chloride shift

Chlorophyll

Chloroplast

Cholesterol

Chromatid

Chromatin

Chromosome

Cilia

Ciliated epithelium

Class

Classification

Clonal expansion

Clonal selection

Clones

Coenzyme

Cofactor

Cohesion

Collagen

Companion cell

Competitive inhibitor

Complementary (base / structure)

Concentration gradient

Condensation

Connective tissue

Conservation ex situ

Conservation in situ

Constrict

Continuous variation

Control

Coronary arteries

Cortex

Cotransporter protein

Covalent bond

Crenation

Cristae

Cytokines

Cytokinesis

Cytosine

Cytoskeleton

Deamination

Denaturation

Deoxygenated

Deoxyribose

Diaphragm

Diastole

Differentiation

Diffusion

Diffusion gradient

Dilate

Dipeptide

Diploid

Disaccharide

Discontinuous variation

Disease

Dissociation

Dissociation curve (oxyhaemoglobin)

Diversity

Division of labour

DNA

Domain

Double circulatory system

Double helix

Ecosystem

Elastic fibres

Elastic tissue

Electrocardiogram

Emulsion

Endemic

Endocytosis

Endodermis

Endoplasmic reticulum (ER)

Endothelium

Endotherm

End-product inhibition

Environmental impact assessment

Enzyme

Enzyme–product complex

Enzyme–substrate complex

Epidemic

Epidemiology

Epidermis

Epithelium

Erythrocytes

Ester bond

Ethanol emulsion test

Eukaryote

Eukaryotic cell

Evolution

Evolutionary distance

Exchange surface

Exocytosis

Extinction

Extracellular

Facilitated diffusion

Family

Fat

Fatty acid

Fermenter

Fertiliser

Fibrillation

Fibrous protein

Flaccid

Fluid mosaic (model)

Food tests

Gamete

Gaseous exchange

Gated channels

Gene

Gene pool

Genetic erosion

Genome

Genus

Globular proteins

Glucose

Glycerol

Glycogen

Glycolipid

Glycoprotein

Glycosidic bond

Goblet cells

Golgi body

Guanine

Guard cells

Habitat

Haem

Haemoglobin

Haemoglobinic acid

Haemolysis

Haploid

Health

Herbivore

Heterotroph