'Niles eldredge' presentation slideshows

Dispersal and vicariance

Dispersal and vicariance. Explanations for colonization and disjunct ranges Dispersalist concepts Dispersal mechanisms Centres-of-origin Vicariance concepts Cladistic analysis Fragmentation mechanisms. Dispersal. A function of:. Species-specific dispersal mechanisms; and

2.5k views • 48 slides

Prokaryotic Cell

Prokaryotic Cell. Eukaryotic Cell. Autotrophs capture the light energy from sunlight and convert it to chemical energy they use for food. Heterotrophs must get energy by eating autotrophs or other heterotrophs. Decomposers , aka saprobes , are heterotrophs

599 views • 46 slides

Malthusianism

241 views • 11 slides