Carbohydrates are the primary source of energy for the human body. if your body lacks enzymes that break down carbohydrates, it would be unable to get
for energy production. if you lacked the enzyme to digest proteins, you may not absorb enough

option number one would be youre best option

try using substitution:

x + y - 6 = x - y. (i'm not giving you the exact answer). since 0 = x - y, then sub 0 in the equation with x - y. combine your like terms, and then use inverse operations, and you'll have your answer.

: -)

not sure if this is what you'r looking for eubacteria and archaebacteria

ionic bonds are two oppositely charged ions that attract. a sodium ion has a 1 positive charge; a chloride ion has a 1 negative charge. sodium and chloride have oppostive charged ions that attract which forms an ionic bond. a chemical bond formed when two atoms share electrons is called