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The major levels of organization in the body, from the simplest to the most complex are: atoms, molecules, organelles, cells, tissues, organs, organ systems, and the human organism.
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Answer:
The simple answer is that the sun, like all stars, is able to create energy because it is essentially a massive fusion reaction. ... Technically known as nuclear fusion, this process releases an incredible amount of energy in the form of light and heat.
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Answer:The cardiovascular system helps to maintain homeostasis with respect to body temperature. An increased heart rate increases the delivery of blood to skin.
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If we fail to bring population growth and over-consumption under control — the number of people on Earth is expected to grow from 6.5 billion today to 9 billion by the second half of the 21st century — then we will inhabit a planet where life becomes increasingly untenable because of two looming crises: global heating, and the degradation of the natural systems on which we all depend.
Explanation: hope this helps
<span>(3) widespread use of pesticides</span>
