Hello Pgoodrichstat!
The process that helps gas exchange occur is called diffusion.
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-Blizzard
The answer is; B
Mutations change the order of nucleotide and therefore affects codons that code for proteins. A different protein is thus produced from the wild type hence creating variations. Genetic shuffling in sexual reproduction, also called gene recombination occurs during meiosis and also when different organisms exchange genetic material such as in bacteria.
The bronchi are where air passes from the trachea.
1. Plastic Waster
2. Air Pollution
3. Toxic Sludge Dumping
Answer: its in the center
Explanation:
