different blocks
different bodies
different body parts
different body positions
different body sites
different body sizes
different boundary conditions
different brain areas
different brain regions
different branches
different brands
different breeds
different buffers
different cancer cell lines
different cancers

different carbohydrates
different carbon sources
different case studies
different cases
different catalysts
different categories
different cations
different causes
different cell lineages
different cell lines
different cell populations
different cell types
different cells
different cellular compartments
different cellular processes
different centers

different centres
different chain lengths
different challenges
different changes
different channels
different character
different characteristics
different charge
different charge states
different chemical classes
different chemical composition
different chemical compounds
different chemical groups
different chemical structures
different chemicals
different choices

different chromosomes
different circumstances
different cis
different cities
different clades
different classes
different classifications
different climates
different climatic
different climatic conditions
different climatic zones
different clinical
different clinical characteristics
different clinical conditions
different clinical features
different clinical forms

different clinical manifestations
different clinical outcome
different clinical phenotypes
different clinical presentations
different clinical scenarios
different clinical settings
different clinical situations
different clones
different clusters
different coatings
different cohorts