Pathogen

Chromatin

Lysosome

Nucleolus

Vacuole

Eukaryotic

Scanning Electron Microscope

Magnification

Micrometre

Water potential

Phagocytosis

Humoral immunity

Pharynx

Bronchus

Aorta

Superior Vena Cava

Genetic code

Chromosome

Histone

DNA Polymerase

Immunity

Double helix

Nucleotide

Adenine

Secondary Structure