Course

Introductory Biology

Study Pack

Set 19 Taxonomysystematicsand Phylogeny

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Question 1

(Multiple Choice)

Free
Hair is a character shared by all mammals,but not found in their ancestral lineage.Hair is therefore considered to be a(n)

A)clade.
B)shared ancestral character (trait).
C)shared derived character (trait).
D)analogous structure.

Answer

Question 2

(Multiple Choice)

Free
A(n)________ is one that is present in the common ancestor and all members of a group.

A)shared ancestral character
B)cladistic characteristic
C)divergent characteristic
D)shared derived character
E)analogous structure

Answer

Question 3

(Multiple Choice)

Free
Whittaker's classification included kingdom Monera,which included all prokaryotes.Why is this classification obsolete?

A)Based on fossil evidence,this group has been divided into three newly named kingdoms.
B)This kingdom now includes more organisms,so the name has been changed.
C)The prokaryotes,which were included in this kingdom,are now included in Protista.
D)Based on molecular data,Monera has been divided into the two distinct domains,Archaea and Bacteria.

Answer