Le Hw4.3.5

9 Questions  I  By Ionca
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LE HW4.3.5
These questions deal with evolution, homologous structures, and evolutionary trees. REMEMBER: PERIOD# followed by FIRST & LAST NAME

  
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1. 
The diagrams below show the bones in the forelimbs of three different organisms. Differences in the bone arrangements support the hypothesis that these organisms
A.
B.
C.
D.
2. 
The diagrams below show the bones in the forelimbs of three different organisms. Similarities in the bone arrangements support the hypothesis that these organisms
A.
B.
C.
D.
3. 
Base your answers to this question on the diagram below, which represents the relationships between animals in a possible canine family tree, and on your knowledge of biology. According to the diagram, which group of organisms has the most closely related members?
A.
B.
C.
D.
4. 
The bones in the forelimbs of three mammals are shown below. For these mammals, the number, position, and shape of the bones most likely indicates that they may have
A.
B.
C.
D.
5. 
Evolution is often represented as a branching tree diagram similar to the one shown below.  The names shown represent different groups of organisms alive today; the lines represent their evolutionary histories. The statement that is best supported by the diagram is that
A.
B.
C.
D.
6.  Evolution is the process of the
A.
B.
C.
D.
7.  The study of fossils has allowed scientists to
A.
B.
C.
D.
8. 
Base your answers to this question on the diagram below, which represents the relationships between animals in a possible canine family tree, and on your knowledge of biology. According to the canine family tree, weasels, foxes, and domestic dogs all most likely originated from the
A.
B.
C.
D.
9.  The process by which a species passes out of existence is known as
A.
B.
C.
D.
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