Answer:srry but the big bang has been now proven wrong a false theory of what happened to start the earth...(And if you where wondering I am a Christian..) good luck with your questions... AND I BELIEVE YOUR ANSWER IS .D... YES IT IS .D.
There are some reasons which could be mentioned:
1)Energy is lost as heat at each feeding level
2)Consumers who feed directly on plants have more energy for themselves than consumers feeding on other consumers. Indeed, energy again is lost in each level.
3)Feeding cattle is not productive, because energy must be transferred from plants to the cattle and then to people.
The physiological state in which all body systems are in balance and functioning normally is homeostasis.
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Homeostasis is the tendency to maintain a balanced (relatively constant) internal environment and it can also be defined as the stable state of an organism. Homeostasis is maintained at many levels, not just the level of the whole body (blood sugar levels, pH, fluid balance…). Each of these is controlled by one or more homeostatic mechanisms (feedbacks for example).</span>
17.3% of the world population is estimated to be at risk of
zinc deficiency. This is according to
Center for Disease Control. Zinc is an essential mineral critical for immunocompetence, growth, and development. Most
of the affected regions are in Africa and
India.