PHAs are a group of bio-plastic can be biodegradable PHAs is generated by a natural creature type prokaryote such as bacteria and pharmaceutical bacteria (cyanobacteria).
A group of PHAs bioplastic is biodegradable natural PHAs are created by nature, creatures of prokaryotes, such as bacteria and cyanobacteria. (Cyanobacteria).
The bulk of the PHAs plastics biodegradable PHAs is created naturally from the creature type prokaryote. Such as bacteria and cyanobacteria (blue-green algae).