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1. Describe the properties of water that make if invaluable to life as we know it.
2. Explain why the versatility of carbon is essential to life.
3. Describe the structure and biological function of carbohydrates, lipids, proteins, and nucleic acids; give examples of each.
4. Describe the four different types of protein configurations and give examples of each.
5. Explain what the Miller-Urey experiments contributed to modern theories of the origin of life.
6. List the three different energy sources that could have powered the creation of organic molecules early in Earth's history.
7. Define primary and secondary heterotrophs and autotrophs.
8. Distinguish between prokaryotes and eukaryotes.
9. Describe the Margulis proposal of the origin of eukaryotes from prokaryotes.
10. Explain the endosymbiotic theory
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Transport: River Valley civilisations were characterised by settlements along the rivers and growth of cities which needed, among.other things, stones and wood from distant
#qDescribe the factors which decide the broad area of Scientific activityuestion..
Method of science: We have seen above that science is an enaeavour to understand nature and to mould it to satisfy human needs. In earlier units we have seen that, in this pr
Will we ever go beyond The Milky Way to explore other galaxies?
Hypersecretion of Adrenocortical Hormones during Childhood Children suffering from hypersecretion of adrenocortical activity are described as Infant Hercules. There is too earl
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describe the factors which decide the broad area of scientific activity
What are the benefits of organic matter Most of the benefits of organic matter are attributable to its favourable influence on soil structure and in turn on the volume of soil
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