The theory of endosymbiosis suggests that a<span> primitive aerobic prokaryote was engulfed by a larger anaerobic prokaryote. C
HOPE THIS HELPS! ^_^</span>
B. They decrease. As more we use the sources of nature, the less is left.
Traditionally used as a thickening agent in lotion, this vegetable derived waxy substance is also used as a hardening agent in soaps (at a .5% of your oils as a usage rate). Stearic acid is also used as a hardening agent in candles, vegetable or paraffin based.