A nucleus
The nucleus contains all genetic information
The dermis is the skin area along a central nerve pathway
Answer:
b) adaptation
Explanation:
the organism is able to adapt to its environment and thrive
Answer: <span>C, They add to its hardness.
</span>Calcium is naturally dissolved in water, it can be
found in water as Ca2+ ions and causes <span><span><span>water hardness.</span> C</span>omes from rocks
such as limestone, marble, calcite, dolomite, gypsum, fluorite and
apatite. It can also be a ph stabilizer.
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