Answer:
Farms
laundry detergents
pet wastes
Water treatment plants
Explanation:
Because its not construction materials or mining wastes.
The mitochondrion (plural mitochondria) is a organelle found in most eukaryotic cells.
Answer:
Two rounds
Explanation:
Meiosis is characterized by one round of DNA replication followed by two rounds of cell division, resulting in haploid germ cells. Crossing-over of DNA results in genetic exchange of genes between maternal and paternal DNA.