Evolution

Bio, Unit 5

10 cards·by megcrow1

unit 5biologyevolution

bipedalism

walk on two limbs

lucy was a

ape like creature, half ape half human

sttructures that are formed in similar ways during embryonic developpment that share similar patterns in structure, but have dif functions

Homologus Structure

if two organisms have homolougous structures, what does that mean

closly related, and share a same common ancient ancestor

structures in animals that have very similar functions but have evolved to have very different structures and development

analogous

structures in animals that show gradua changes over time where the function of a body part has been reduced or removed

vestigal structure

humans and cats have similiar bone structures in the forearm but the forearm of cats and humans have diffrerent functions wowuld show that

these structures are homologous

wings of penguins and leg bones in snakes would be examples of

vestigal

wings of birds and insects are

analgous

era when insects and land first appeared

palezoic