Last week test questions Flashcards
1
Q
Which of the following are characteristic of ALL crown-group mammals?
A
Hair, endothermy and homeothermy, sweat glands (mammary glands), placenta, fleshy external ears (pinnea), middle ear bone, soft palate, neocortex, specialation of teeth.
2
Q
Which of the following characteristics of modern mammals were determined by the evolution of their small, nocturnal ancestors?
A
Hair (fur), pinnea, teeth, body size, thermoregulation, hearing, smell, vision and whiskers.
3
Q
All modern mammals are…
A
not triapods, BUT synapsidas.
4
Q
Which of these skull types is most closely associated with the evolution of mammals?
A
The one with one hole.
