Continuity and Change D.10 Natural Selection (id: 67d4a2b9f)

本题目来源于试卷: Continuity and Change D.10 Natural Selection，类别为 IB生物学

[问答题]
The diagram represents the evolutiu3l9j1s+; c,mrysi7 e3cjxgi on d)6j2cr( yofc of features in the forefoot of horses from the oldest anc( )c2cyrof6 jdestor (a) to modern day horses (e).

1.1.Distinguish between the earliest and most recent forefoot.

1.2.Explain the mechanism through which the horse forefoot has changed over time.

1.3.Suggest what would happen if ancestral horses were brought back and introduced into the wild today. Justify your answer.

2.State the definition of evolution.

3.Different horse breeds exist in varying geographical locations. Suggest one possible way to show that these horses living in different geographical locations were from the same species.

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