Fossil evidence indicates that the following events occurred in what sequence, from earliest to most recent?

1. Protostomes invade terrestrial environments.

2. Cambrian explosion occurs.

3. Deuterostomes invade terrestrial environments.

4. Vertebrates become top predators in the seas.

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#Question id: 23414

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In a certain code language, 419 means fruit is sweet 248 means very sweet voice and 637 means eat fruit daily then 9 stands for

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#Question id: 11195

#7. System Physiology – Animal

Action potentials move along axons ________.

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#Question id: 104

#1. Molecules and their Interaction Relevant to Biology

Which of the following is the simplest lipids but they may be a part of or a source of many complex lipids.

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#Question id: 23928

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Open Universities are treated as Non-traditional Universities because

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#Question id: 24229

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Ratatouille is a dish that has grown in popularity over the last few years. It features eggplant, zucchini, tomatoes, peppers, and garlic chopped, mixed, sautéed, and finally, cooked slowly over low heat. As the vegetables cook slowly, they make their own broth, which may be extended with a little tomato paste. The name ratatouille comes from the French word touiller, meaning to stir or mix together.

Ratatouille can best be described as a