<span>The adrenal gland produces a hormone called aldosterone. Without this hormone, Na+ cannot be reabsorbed from the urine, and K+ cannot be secreted into it. K+ will build up in the blood, and Na+ will be lost in the urine.</span>
Answer:
this is because Steel is more difficult to magnetise and demagnetise but an iron core makes a temporary electromagnet because its lose its magnetism when the switch is open and and steel core is used to make a permanent electromagnet
Because water is so good at storing heat energy, it is harder for organisms to experience a change in body temperature in harsher climates.
