The organic matter, or hydrocarbon raw material, is derived primarily from petroleum and natural gas.
Over 90% of the organic chemicals are produced from petroleum and natural gas routes nowadays. Even though the manufacturers search for alternatives because of the prices of the petroleum and natural gas, and look to replace them little by little, still these two are by far the dominant ones.
The seals would receive about double the energy? i think so because seals are bigger and they can eat the crabs. hope that helped!
The main goal of the human genome project is to identify the 3 billion genes that comprise the human genome. Hence the correct answer is option A.
Answer:
<u>Dichotomous keys help evolutionary biologist because dichotomous keys consist of series of statement which provide choices and act as scientific tool that helps to identify the unknown organisms of different family. These keys are mostly used to identify species of plants and animals based on their characteristics so that these species could be categorized into particular groups.</u>
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Answer:
First the water which is present in the sea and ocean evaporated due to the radiation of sunlight which changes liquid into vapours. These vapours goes to the atmosphere and forms cloud. These clouds moves to the hilly areas by winds and falls in the form of rainfall and snowfall. The water which is present in these hilly areas starts melting due to increase in temperature and this water flows down the land through streams and again meets the ocean.