Answer:
One possible cause of persistent sadness could be depression
Explanation:
degree of environmental damage that can be attributed to fossil fuels. ... development of renewable energy sources such as, solar power, wind, ... the earth, yet it is enough to provide all of the earth's energy needs.
Answer:
because they both have jaws, lungs, and claws or nails and they include some of the same common ancestors.
Explanation:
With sleep deprivation, the levels of leptin fall and the levels of ghrelin rise.
What is leptin ?
Your body secretes a hormone called leptin that aids in long-term maintenance of your normal weight. Your blood's concentration of leptin and how much body fat you have are intimately correlated. Despite the fact that your body has enough fat reserves, leptin resistance makes you feel hungry and make you eat more.
What is ghrelin ?
Small amounts of ghrelin are also released by the small intestine, pancreas, and brain. Ghrelin is primarily synthesized and released by the stomach.
To learn more about Ghrelin click on the link below:
brainly.com/question/7747313
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