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2 multiple choice evolution problems

1. Why are each of the following important to evolution?
a) Cambrian explosion
b) homology
c) population thinking
d) Archaeopteryx

2. Genetics obviously plays a major role in evolution. How do each of the following genetic processes enhance evolution?
a) sexual reproduction
b) recombination
c) gene interactions (epistasis)
d) hox (homeobox) genes

Solution Preview

1. Why are each of the following important to evolution?
a) Cambrian explosion
During this explosion animals left the oceans and expanded to occupy land niches. This lead to a tremendous amount of diversification and evolutionary pressure.

b) homology
This is the similarity of adaptive structure or function due to common decent as opposed to analogous adaptive structures that reflect ...

Solution Summary

Explanation of two multiple choice questions relating to evolution.

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