Determine the animals body plan

Reference no: EM135986

Q. 1. Explain three things that a paleontologist must do to plan a fossil hunting expedition so that he is likely to find evidence to reply a specific scientific question. For each of these three things, illustrate why it is important to the success of the study.

2. Hox genes direct the development of an animal, helping to determine the animal's body plan. Describe how Hox genes also show proof that all animals share a common ancestry?

3. Elucidate why complex multicellular animal bodies did not arise until around 600 million years ago.

Reference no: EM135986

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