Answer:
Mucus is a liquid in your body and it protect you from pathogens
Explanation:
It is harmful because motor vehicles spit out gas and like fumes. That can lead to pollution in the air.
It is beneficial because it helps people get to places they need to get to quicker
The meaning of repilcation is the repeat of the dna or dna sequence
the DNApolymerases is just combining the nuclotides that are in the dna
Answer:
the well be wind cell are used in isolated locations
