Abiotic: which are the non-living factors and chemicals in environments which can affect the ecosystem.
Explanation:
The answer is A.
When the body temperature returns to normal,the respiratory system sends a message to the skeletal system to stop shivering.
They are the only cells with chloroplast
Answer: 50%
<span>Life on Earth appears to be on its way to extinction because of the carbon being pumped into our atmosphere.</span>
<span>Biologists reported that one in five species on Earth show signs of extinction, and unless urgent action is taken to save the planet’s biosphere, </span><span>scientists predict that 50% of species will be driven to </span>extinction by the year 2100.
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