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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
Determine in detail about the Phosphorus Phosphorus, with nitrogen and potassium is classed as a major nutrient element. It is a constituent of nucleic acids, phytin, phosphol
what would i need to do to achieve a 7C in science , KS3??
Define Caecum - Part of Large Intestine This is the first part of the colon. Ileocolic valve opens from the ileum on the medial aspect of the caecum. The vermiform appendix is
Medicine: The other area, in which the Greek developments had a parallel in India, was medicine, although encouragement for this development in the two cases came from di
would sandstone or quartzite break easier?
What is Parent material Parent material refers to the primary material from which the soil is formed. The parent material may be either a solid rock, a decomposed rock, organic
INTRODUCTION : By doing this exercise, you will learn how to deal with emergency situations arising out of laboratory accidents. You are aware that a tense situation arises once a
RADIATION HAZARDS : We are sure that you would have studied about electromagnetic radiation during your studies at the school. You would recall that in electromagnetic radiatio
Folic acid has the following important physico-chemical properties: a) It is a yellow, spear-shaped crystalline substance. b) The compound is sparingly soluble in water.
How to make a simple vacuum pump Secure a bicycle or automobile hand pump. Open the pump and delete the piston. Un- screws the bolt that holds the leather washers. Reverse the
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