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Describe the theory of Darwin's?
Most scientists today accept the theory that living organisms have evolved according to the concept that was first proposed by Charles Darwin in 1859. Darwin's publication Origin of Species brought together in a meaningful way the following: 1.) Hard evidence such as the distribution patterns of plants and animals obtained during on a cruise aboard the HMS Beagle, 2.) Charles Lyell's theory of how geographical processes occur gradually over time, 3.) Thomas Malthus' explanation of how population growth is limited by natural processes and resources, 4.) Writings of others, including Alfred Wallace, 5.) Evidence from the fossil record, and 6.) Selective breeding by plant and animal breeders.
Q. What are the few examples of the energetic function of organic molecules? Ans. Since they are complex molecules, organic molecules store large amount of energy, present
Feeding Mechanisms of Animals All animals have evolved successful methods for extracting their required nutrition from the environment. Thus we find a diversity of feeding mec
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Disaster management is aimed at minimizing or avoiding the potential losses from extreme events and assuring rapid and proper help to the affected people and ascertaining a quick a
Explain Adverse effects of Emtricitabine Emtricitabine can cause hyperpigmentation of the palms and soles, particularly in dark-skinned patients. Because emtricitabine is also
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Researchers (Helle et al., 2004) analyzed rates of twin births in the Sami population of Northern Scandinavia during the eighteenth and nineteenth centuries. They found that (1) a
Is herbivorism a form of predatism? Herbivorism is a type of predatism in which first order consumers feed from producers (plants or algae). For instance, birds and fruits, hum
The typological species concept was suggested by Plato more than 2000 years ago. According to this concept, the immense variety in nature can be reduced to a few "types". Individua
What are toxic effects of lectins or haemagglutinins? Well, these can cause growth inhibition in animals and diarrhoea, nausea, bloating and vomiting in case of human beings. W
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