Reptiles-Primates

A trait that is particularly unique to humans is:

Having a relatively long thumb in comparison to the middle finger

Having stereoscopic vision as a result of overlapping fields of view

Facultative bipedal locomotion

Having a tail reduced to a fused coccyx

The use of simple tools

With respect to karyotypes, humans have 23 pairs of chromosomes in contrast to chimpanzees and gorillas which have __ pairs.

�Lucy" lived about 3.0-3,9 mya and is known by the scientific name of:

An example of a premodern human species that may have lived at the same time as early Homo sapiens is:

Mammals have ___ skulls

Synapsid

Diapsid

Anapsid

Euryapsid

Reptiles in which the pectoral and pelvic girdles occur within the ribcage are assigned to the order:

Reptiles that build nests, make vocalizations and are not homeothermic are placed into the order:

In amphibians, the skeletomuscular elements that support internal gills in fish are used for:

Salamanders and newts are placed into the group:

Rhipidistia

Caudata

Gymnephiona

Labyrinthentia

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