Answer:
The skin prevents pathogens from entering our body. It covers almost all parts of our bodies and if we get a cut, the skin will begin to heal itself so no bacteria can get into our bodies and cause infections.
Explanation:
The original source of all genetic variation is <span>mutation.</span>
Answer:
water, soil, and sunlight
FIX THE DRIP OR MANAGE WASTE.
Answer:
A SOURCE OF ERROR BECAUSE IFTHERE ARE MISTAKES THEN THE INFO ISNT ACCURATE
Explanation:
MARK BRAINLEST PLEASE