Evolution Flashcards
Adaptive Evolution
process that increases an organisms fitness under the prevailing conditions and occurs over generations
3 conditions for AE
traits vary, traits heritable, fitness consequence to trait variation
malthus
essay on principle of pop 1798, pop grow past what it should then it will limit
hutton
gradualism
gradualism
long acting processes that we see today geographically
Lamarck
use of characteristics to inherit acquired traits
cavier
paleontologist with layers
darwin
traveled world studies iguanas and writes essay when he back
wallace
almost beat darwin to natural selection, malay archipelago same theory of adaptive evolution and natural selectoon
peppered moths
birds eat moths
why’d no one like natural selection
earth not old enough for slow processes, no heritability grounds, no intermediate organisms found
disproves
radioactive dating, mendel and others, bird reptile mixture found
natural selection
mechanism that produces adaptive evolution