Each kidney is held in place by connective tissue, called renal fascia, and is surrounded by a thick layer of adipose tissue, called perirenal fat, which helps to protect it.
The answer is true. Hope this helps!
Either the batteries are low(happened with my fire alarm) or there is legit gases in your household,but most likely the batteries,signs are red blinking lights of low batteries
Vitamin D is used for absoring calcium. Calcium makes bones and teeth strong.