Answer: B
Explanation:
carbon monoxide is poison and can kill you
7 is neutral but the ones that would be considered acidic is B
Urinal system aka renal system
Answer:
1. C.) Their cell walls contain chitin
2. C.) Chloroplast
Answer:
Skin is the human body's largest organ.
Explanation:
Body organs aren't all internal like the brain or the heart. There's one we wear on the outside. Skin is our largest organ—adults carry some 8 pounds (3.6 kilograms) and 22 square feet (2 square meters) of it.
